题目内容
计算
(1)-32+5×(-
)-(-4)2÷(-8)
(2)(
-
+
+
)×(-12)
(1)-32+5×(-
| 8 |
| 5 |
(2)(
| 1 |
| 4 |
| 5 |
| 6 |
| 1 |
| 3 |
| 3 |
| 2 |
(1)原式=-9-8-16÷(-8)
=-17+2
=-15;
(2)原式=
×(-12)-
×(-12)+
×(-12)+
×(-12)
=-3+10-4-18
=-15.
=-17+2
=-15;
(2)原式=
| 1 |
| 4 |
| 5 |
| 6 |
| 1 |
| 3 |
| 3 |
| 2 |
=-3+10-4-18
=-15.
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