Question

-3³-[ 8÷(-2 )³×-1]+(-3 )²×(-2 )³÷1/0.25

块帮帮我

Answer 1

=-27-[8×(-1/8)×-1]+9×(-8)×1/4
=-27-1-18
=-46

我不知道对不对，也许错了吧……额……应该是怎么算的……

Answer 2

-46啊

Answer 3

-3³=-27; [8÷(-2 )³×-1]=1; (-3 )²=27; ( -2 )³=8; 1/0.25=4 -3³-[ 8÷(-2 )³×-1]+(-3 )²×(-2 )³÷1/0.25 =-27-1+27x8÷4=26