[314-(0.2+13)×412+0.5]÷13.5.-数学

题目简介

[314-(0.2+13)×412+0.5]÷13.5.-数学

题目详情

[3
1
4
-(0.2+
1
3
)×4
1
2
+0.5]÷13.5
题型:解答题难度:中档来源:不详

答案

[3class="stub"1
4
-(0.2+class="stub"1
3
)×4class="stub"1
2
+0.5]÷13.5,
=[3class="stub"1
4
-class="stub"8
15
×class="stub"9
2
+0.5]÷13.5,
=[3class="stub"1
4
-class="stub"12
5
+class="stub"1
2
]÷13.5,
=class="stub"27
20
÷class="stub"27
2

=class="stub"27
20
×class="stub"2
27

=class="stub"1
10

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