(-32)+(-512)+52+(-712).-数学

题目简介

(-32)+(-512)+52+(-712).-数学

题目详情

(-
3
2
)+(-
5
12
)+
5
2
+(-
7
12
)
题型:解答题难度:中档来源:不详

答案

(-class="stub"3
2
)+(-class="stub"5
12
)+class="stub"5
2
+(-class="stub"7
12
)

=-class="stub"3
2
+class="stub"5
2
-class="stub"5
12
-class="stub"7
12

=1-1
=0.

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