问题
解答题
计算题: (1)(1-
(2)-1 2-(-10)÷
(3)(-3)2×[-
(4)-14+(-3)×[(-4)2+2]-(-2)3÷4. |
答案
(1)原式=-48+8-36
=-76;
(2)原式=-1+10×2×2-64
=-25;
(3)原式=9×(-
-2 3
)5 9
=-6-5
=-11;
(4)原式=-1-3×18-(-8)÷4
=-1-54+2
=-53.
计算题: (1)(1-
(2)-1 2-(-10)÷
(3)(-3)2×[-
(4)-14+(-3)×[(-4)2+2]-(-2)3÷4. |
(1)原式=-48+8-36
=-76;
(2)原式=-1+10×2×2-64
=-25;
(3)原式=9×(-
-2 3
)5 9
=-6-5
=-11;
(4)原式=-1-3×18-(-8)÷4
=-1-54+2
=-53.