题目内容
计算
(1)-1100-(1-0.5)×
×[3-(-3)2]
(2)(-1)2011+(-3)2×|-
|-(-4)3÷(-2)5
(3)-0.52+(-
)-|-22-4|-(-1
)3×(
)3÷(-
)4.
(1)-1100-(1-0.5)×
| 1 |
| 3 |
(2)(-1)2011+(-3)2×|-
| 1 |
| 2×32 |
(3)-0.52+(-
| 1 |
| 2 |
| 1 |
| 2 |
| 1 |
| 3 |
| 1 |
| 2 |
(1)原式=-1-
×
×(3-9)=-1+1=0;
(2)原式=-1+9×
-64÷32=-1+
-2=-2
;
(3)原式=-
-
-8-(
×
)3÷
=-
-8-2=-10
.
| 1 |
| 2 |
| 1 |
| 3 |
(2)原式=-1+9×
| 1 |
| 18 |
| 1 |
| 2 |
| 1 |
| 2 |
(3)原式=-
| 1 |
| 4 |
| 1 |
| 2 |
| 3 |
| 2 |
| 1 |
| 3 |
| 1 |
| 16 |
| 3 |
| 4 |
| 3 |
| 4 |
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