题目内容
计算:
(1)2
+3
-
-
(2)(6
-2x
)÷3
.
(1)2
| 12 |
1
|
5
|
| 2 |
| 3 |
| 48 |
|
|
| x |
(1)原式=4
+2
-
-
=2
;
(2)原式=(3
-2
)÷3
=
.
| 3 |
| 3 |
| 4 |
| 3 |
| 3 |
| 8 |
| 3 |
| 3 |
=2
| 3 |
(2)原式=(3
| x |
| x |
| x |
=
| 1 |
| 3 |
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