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【321217】六年级数学上册第三单元分数除法简便计算典型例题(教师版)

时间:2025-01-08 19:35:40 作者: 字数:4240字
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六年级数学上册第三单元分数除法简便计算Shape1

典型例题Shape2

整数、小数、分数的简便计算运算定律、运算性质:Shape3

运算定律

运算性质

加法交换律:a+b=b+a

减法运算性质:

a-b-c=a-(b+c)

a-(b-c)=a-b+c

加法结合律:a+b+c=a+(b+c)

乘法交换律:a×b=b×a

除法运算性质:

a÷b÷c=a÷(b×c)

a÷(b÷c)=a÷b×c

(a+b)÷c=a÷c+b÷c

(a-b)÷c=a÷c-b÷c

乘法结合律:a×b×c=a×(b×c)

乘法分配律:

(a+b)×c=a×c+b×c

(a-b)×c=a×c-b×c

1.简便计算类型一:“分数除法化成分数乘法,再简便计算”。Shape4

【例题1÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape5

解析:直接利用分数除法计算法则,将算式变形成分数乘法算式,再约分计算。Shape6

÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape7

=× <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> × <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape8

= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape9

Shape10

Shape11

Shape12

【对应练习】Shape13

 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape14 ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> 15÷0.6÷ 8÷9÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a>

解析:= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> × <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> × <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> =15× <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> × <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> =8× <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> × <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape15

=1 =30 =1Shape16

【例题2 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape17

解析:可以先把除法变形成为乘法,再按照分数乘法分配律进行简便计算;也可以直接利用除法左分配律,分配之后再进行简便计算。Shape18

 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape19

=35÷5+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷5Shape20

=7+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape21

=7 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape22

【对应练习】Shape23

 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape24

解析:= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> + <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape25

=40+18Shape26

=58Shape27

 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape28

解析:= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> + <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape29

=5+2Shape30

=7Shape31

Shape32

Shape33

 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape34

解析:= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a>  <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a>  <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape35

=22-20+18-13Shape36

=7Shape37

Shape38

【例题3 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape39

解析:可以先把除法写成乘法,再利用分数乘法分配律逆运算进行简便计算;可以直接利用除法的左分配律进行简便计算。 Shape40

= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> + <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape41

=1÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape42

= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape43

【对应练习】Shape44

 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape45

= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> + <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape46

=1÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape47

=9Shape48

Shape49

 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape50

= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a>  <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape51

=1÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape52

= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape53

Shape54

Shape55

Shape56

 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape57  <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a>  <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a>

= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> × <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> + <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> × <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape58

= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> × <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> + <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape59

= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ×1Shape60

= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape61

2. 简便计算类型二:“带分数化成假分数,再简便计算”。Shape62

【例题】2020÷2020 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape63

解析:将带分数2020 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> 化成假分数,但注意,在化假分数的过程中,先把分数部分写成算式的形式,再简便计算。Shape64

2020÷2020 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape65

=2020÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape66

=2020÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape67

=2020÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape68

=2020×= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape69

= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape70

【对应练习】Shape71

22÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape72

解析:=22÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape73

=22÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape74

=22× <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape75

= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape76

Shape77

 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape78

解析:=238÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape79

=238÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape80

=238× <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape81

= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape82

2021÷2021 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape83

解析:=2021÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape84

=2021÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape85

=2021× <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape86

= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape87

3. 简便计算类型三:“带分数化加式,再简便计算”。Shape88

【例题】2020 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷2020Shape89

解析:将带分数化成加法形式,再按照除法的左分配律进行简便计算。Shape90

2020 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷2020Shape91

=2020+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷2020Shape92

=2020÷2020+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷2020Shape93

=1+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape94

=1 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape95

Shape96

Shape97

Shape98

Shape99

【对应练习】Shape100

32÷32 Shape101

解析:=32+÷32Shape102

=32÷32+÷32Shape103

=1+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape104

=1 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape105

16 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷8 Shape106

解析:=16+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷8Shape107

=16÷8+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷8Shape108

=2+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape109

=2 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape110

 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷3 Shape111

解析:=333+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷3Shape112

=333÷3+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷3Shape113

=111+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape114

=111 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape115

Shape116

Shape117

Shape118

Shape119

Shape120

4. 简便计算类型四:“提取分数单位,再整体约分”。Shape121

【例题】 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape122

解析:先将带分数化成假分数,再提分数单位,最后再整体约分。Shape123

 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape124

= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> + <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape125

=[17× <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ]÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape126

=17Shape127

【对应练习】Shape128

 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape129

解析:= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> + <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> + <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape130

=[65× <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> + <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ]÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> + <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape131

=65Shape132

 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape133

解析:= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> + <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> + <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape134

=29Shape135

 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape136

解析:= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> + <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape137

=43Shape138

5. 简便计算类型五:“带分数化加式,再凑分数约分”。Shape139

【例题】60 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷29Shape140

解析:将带分数化成加法形式,再凑分数约分。Shape141

60 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷29Shape142

= <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> 58+2 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷29Shape143

=58÷29+2 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷29Shape144

=2+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> × <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape145

=2+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape146

=2 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape147

【对应练习】Shape148

84 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷41 Shape149

解析:=82+2 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷41Shape150

=82÷41+2 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷41Shape151

=2+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> × <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape152

=2+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape153

=2 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape154

 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape155

解析:=51+3 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷17Shape156

=51÷17+3 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷17Shape157

=3+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> × <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape158

=3+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape159

=3 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape160

2010 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape161

解析:=2006+4 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> ÷1003Shape162

=2006÷1003+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> × <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape163

=2+ <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape164

=2 <a href="/tags/1/" title="单元" class="c1" target="_blank">单元</a> <a href="/tags/55/" title="数学" class="c1" target="_blank">数学</a> <a href="/tags/96/" title="典型" class="c1" target="_blank">典型</a> <a href="/tags/98/" title="例题" class="c1" target="_blank">例题</a> <a href="/tags/144/" title="分数" class="c1" target="_blank">分数</a> <a href="/tags/194/" title="除法" class="c1" target="_blank">除法</a> Shape165

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