约分.621=,1527=,1012=-数学

题目简介

约分.621=,1527=,1012=-数学

题目详情

约分.
6
21
=,
15
27
=,
10
12
=
题型:解答题难度:中档来源:不详

答案

class="stub"6
21
=class="stub"6÷3
21÷3
=class="stub"2
7


class="stub"15
27
=class="stub"15÷3
27÷3
=class="stub"5
9


class="stub"10
12
=class="stub"10÷2
12÷2
=class="stub"5
6

故答案为:class="stub"2
7
class="stub"5
9
class="stub"5
6

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