题目内容
计算:
(1)(2
-3
)×
(2)
-(2-
)-1-(
)0.
(1)(2
| 12 |
|
| 6 |
(1-
|
| 3 |
| 1 |
| 5 |
(1)原式=2
-3
=12
-3
;
(2)原式=
-1-(2+
)-1
=-4.
| 12×6 |
|
=12
| 2 |
| 3 |
(2)原式=
| 3 |
| 3 |
=-4.
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题目内容
| 12 |
|
| 6 |
(1-
|
| 3 |
| 1 |
| 5 |
| 12×6 |
|
| 2 |
| 3 |
| 3 |
| 3 |