问题
解答题
计算: (1)(
(2)|-2|×(-1)2013-3÷
(3)-12-(1-0.5)×
(4)7×(-36)×(-
|
答案
(1)原式=-3+8-4=1;
(2)原式=2×(-1)-3×2×2=-2-12=-14;
(3)原式=-1-
×1 2
×(2-9)=-1+1 3
=7 6
;1 6
(4)原式=48.
计算: (1)(
(2)|-2|×(-1)2013-3÷
(3)-12-(1-0.5)×
(4)7×(-36)×(-
|
(1)原式=-3+8-4=1;
(2)原式=2×(-1)-3×2×2=-2-12=-14;
(3)原式=-1-
×1 2
×(2-9)=-1+1 3
=7 6
;1 6
(4)原式=48.