问题
解答题
计算: (1)-5+6-10; (2)(-10)×0.1×(-100); (3)(
(4)-23+8÷(-2)3-2×(
|
答案
(1)原式=1-10=-9;
(2)原式=(-1)×(-100)=100;
(3)原式=
×(-60)-2 3
×(-60)-11 12
×(-60)=-40+55+56=71;14 15
(4)原式=-8+(-1)-
+1=-81 4
.1 4
计算: (1)-5+6-10; (2)(-10)×0.1×(-100); (3)(
(4)-23+8÷(-2)3-2×(
|
(1)原式=1-10=-9;
(2)原式=(-1)×(-100)=100;
(3)原式=
×(-60)-2 3
×(-60)-11 12
×(-60)=-40+55+56=71;14 15
(4)原式=-8+(-1)-
+1=-81 4
.1 4