[(12+137+56)×(415-320)]÷(11415×1118).-数学

题目简介

[(12+137+56)×(415-320)]÷(11415×1118).-数学

题目详情

[(
1
2
+1
3
7
+
5
6
)×(
4
15
-
3
20
)]÷(1
14
15
×
11
18
)
题型:解答题难度:中档来源:不详

答案

[(class="stub"1
2
+1class="stub"3
7
+class="stub"5
6
)×(class="stub"4
15
-class="stub"3
20
)]÷(1class="stub"14
15
×class="stub"11
18
),
=[class="stub"58
21
×class="stub"7
60
class="stub"29×11
15×18

=class="stub"58
3×60
×class="stub"15×18
29×11

=class="stub"9
22

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