计算:(1)-32-[8÷(-2)3-1]+3÷2×12(2)(-34-59+712)÷136.-数学

题目简介

计算:(1)-32-[8÷(-2)3-1]+3÷2×12(2)(-34-59+712)÷136.-数学

题目详情

计算:
(1)-32-[8÷(-2)3-1]+3÷2×
1
2

(2)(-
3
4
-
5
9
+
7
12
)÷
1
36
题型:解答题难度:中档来源:不详

答案

(1)-32-[8÷(-2)3-1]+3÷2×class="stub"1
2

=-9-(-1-1)+class="stub"3
4

=-9+2+class="stub"3
4

=-6class="stub"1
4


(2)(-class="stub"3
4
-class="stub"5
9
+class="stub"7
12
)÷class="stub"1
36

=(-class="stub"3
4
-class="stub"5
9
+class="stub"7
12
)×36
=-27-20+21
=-26.

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