问题
解答题
计算: (1)-23×(-8)-(-
(2)-32÷(-3)2+3×(-2)+|-4|+(
|
答案
(1)原式=-8×(-8)-(-
)×(-16)+1 8
×94 9
=64-2+4
=66;
(2)原式=-9÷9+(-6)+4+
×(-12)+5 12
×(-12)-2 3
×(-12)3 4
=-1-6+4-5-8+9
=-7.
计算: (1)-23×(-8)-(-
(2)-32÷(-3)2+3×(-2)+|-4|+(
|
(1)原式=-8×(-8)-(-
)×(-16)+1 8
×94 9
=64-2+4
=66;
(2)原式=-9÷9+(-6)+4+
×(-12)+5 12
×(-12)-2 3
×(-12)3 4
=-1-6+4-5-8+9
=-7.