问题 解答题
计算:
(1)48×(-
2
3
)-(-48)÷(-8)
;(2)-(3-5)+(-2)2×5+(-2)3
答案

(1)48×(-

2
3
)-(-48)÷(-8)

=(-32)-6

=-38

(2)-(3-5)+(-2)2×5+(-2)3

=-(-2)+4×5+(-8)

=2+20-8

=14

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单项选择题