把下面每组中两个分数通分56和34512和132413和59.-数学

题目简介

把下面每组中两个分数通分56和34512和132413和59.-数学

题目详情

把下面每组中两个分数通分
5
6
3
4
5
12
13
24
1
3
5
9
题型:解答题难度:中档来源:不详

答案

(1)class="stub"5
6
=class="stub"5×2
6×2
=class="stub"10
12

class="stub"3
4
=class="stub"3×3
4×3
=class="stub"9
12


(2)class="stub"5
12
=class="stub"5×2
12×2
=class="stub"10
24

class="stub"13
24


(3)class="stub"1
3
=class="stub"1×3
3×3
=class="stub"3
9

class="stub"5
9

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