题目内容
计算:(1)(
-
-
)×(-60)
(2)-12-(-1
)×
+(-6)÷|-2
|.
| 2 |
| 3 |
| 1 |
| 12 |
| 4 |
| 15 |
(2)-12-(-1
| 1 |
| 2 |
| 2 |
| 32 |
| 1 |
| 4 |
(1)原式=-(
×60-
×60-
×60),
=-(40-5-16),
=-19.
(2)原式=-1-(-
)×
+(-6)÷
,
=-1+
-
,
=-
.
| 2 |
| 3 |
| 1 |
| 12 |
| 4 |
| 15 |
=-(40-5-16),
=-19.
(2)原式=-1-(-
| 3 |
| 2 |
| 2 |
| 9 |
| 9 |
| 4 |
=-1+
| 1 |
| 3 |
| 8 |
| 3 |
=-
| 10 |
| 3 |
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