题目内容
计算:
(1)
÷
-
×(-6)
(2)-22-(-5
)×
+(-2)3÷2.
(1)
| 7 |
| 4 |
| 7 |
| 8 |
| 2 |
| 3 |
(2)-22-(-5
| 1 |
| 2 |
| 4 |
| 11 |
(1)原式=
×
+
×6
=2+4
=6;
(2)原式=-4+
×
-8÷2
=-4+2-4
=-6.
| 7 |
| 4 |
| 8 |
| 7 |
| 2 |
| 3 |
=2+4
=6;
(2)原式=-4+
| 11 |
| 2 |
| 4 |
| 11 |
=-4+2-4
=-6.
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