A-A+
计算(1)-24+3×(-1)6-(-2)3;(2)-112+(-334)×45-(-8.3
问题详情
计算
(1)-24+3×(-1)6-(-2)3;
(2)-1
(3)[(1-
(4)-9÷3+(
(5)|
参考答案
(1)原式=-16+3+8
=-5;
(2)原式=-112-154×45+83-1
=-1.5-3+83-1
=78.5;
(3)原式=[(23)2-53×89]×(-32)3
=-32+53×89×278
=-32+5
=72;
(4)原式=-3+6-8+9
=4;
(5)原式=111-112+112-113-114+114-115
=111-115
=4165.
考点: