38+(-416)+(-58)+(-56)-数学

题目简介

38+(-416)+(-58)+(-56)-数学

题目详情

3
8
+(-4
1
6
)+(-
5
8
)+(-
5
6
)
题型:解答题难度:中档来源:不详

答案

class="stub"3
8
+(-4class="stub"1
6
)+(-class="stub"5
8
)+(-class="stub"5
6
)

=(class="stub"3
8
-class="stub"5
8
)+(-4class="stub"1
6
-class="stub"5
6

=-class="stub"1
4
-5
=-class="stub"21
4

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