问题
解答题
计算下列各式 (1)-9+5×(-6)-(-4)2÷(-8) (2)(-
|
答案
(1)原式=-9-30-16÷(-8)
=-39+2
=-37;
(2)原式=-
×24-1 4
×24+1 2
×24-2 3
×5 4
×85 2
=-6-12+16-25
=-43+16
=-27.
计算下列各式 (1)-9+5×(-6)-(-4)2÷(-8) (2)(-
|
(1)原式=-9-30-16÷(-8)
=-39+2
=-37;
(2)原式=-
×24-1 4
×24+1 2
×24-2 3
×5 4
×85 2
=-6-12+16-25
=-43+16
=-27.