问题
解答题
计算: (1)48×(-
|
答案
(1)48×(-
)-(-48)÷(-8)2 3
=(-32)-6
=-38
(2)-(3-5)+(-2)2×5+(-2)3
=-(-2)+4×5+(-8)
=2+20-8
=14
计算: (1)48×(-
|
(1)48×(-
)-(-48)÷(-8)2 3
=(-32)-6
=-38
(2)-(3-5)+(-2)2×5+(-2)3
=-(-2)+4×5+(-8)
=2+20-8
=14