题目内容
计算下列各题.
(1)
-
-
+
(2)|
-2|-
-(2-
)×
.
(1)
| 3 | -27 |
| 0 |
|
| 3 | 1-
| ||
(2)|
| 3 |
| 4 |
| 3 |
| 3 |
(1)原式=-3-0-
+
=-3;
(2)原式=2-
-2-2
+3=3-3
.
| 1 |
| 4 |
| 1 |
| 4 |
(2)原式=2-
| 3 |
| 3 |
| 3 |
练习册系列答案
相关题目
题目内容
| 3 | -27 |
| 0 |
|
| 3 | 1-
| ||
| 3 |
| 4 |
| 3 |
| 3 |
| 1 |
| 4 |
| 1 |
| 4 |
| 3 |
| 3 |
| 3 |