脱式计算.158÷(1÷53)34×710÷8579×813×97.-数学

题目简介

脱式计算.158÷(1÷53)34×710÷8579×813×97.-数学

题目详情

脱式计算.
15
8
÷(1÷
5
3
3
4
×
7
10
÷
8
5
7
9
×
8
13
×
9
7
题型:解答题难度:中档来源:不详

答案


(1)class="stub"15
8
÷(1÷class="stub"5
3
),
=class="stub"15
8
÷class="stub"3
5

=class="stub"25
8


(2)class="stub"3
4
×class="stub"7
10
÷class="stub"8
5

=class="stub"21
40
÷class="stub"8
5

=class="stub"21
64


(3)class="stub"7
9
×class="stub"8
13
×class="stub"9
7

=class="stub"7
9
×class="stub"9
7
×class="stub"8
13

=class="stub"8
13

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