题目内容
计算或化简:
(1)-32×(-4)+(-4)2÷(-8)
(2)
+
-|-2|.
(1)-32×(-4)+(-4)2÷(-8)
(2)
| 3 | -8 |
|
(1)原式=-9×(-4)+16÷(-8)
=36-2
=34;
(2)原式=-2+
-2
=-3
.
=36-2
=34;
(2)原式=-2+
| 8 |
| 9 |
=-3
| 1 |
| 9 |
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