题目内容
计算:
(1)
×(
-
)
(2)(3
-2
)÷
.
(1)
| 8 |
| 2 |
|
(2)(3
| 48 |
| 27 |
| 3 |
(1)原式=2
×(
-
)=2
×
=2;
(2)原式=(12
-6
)÷
=6
÷
=6.
| 2 |
| 2 |
| ||
| 2 |
| 2 |
| ||
| 2 |
(2)原式=(12
| 3 |
| 3 |
| 3 |
| 3 |
| 3 |
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题目内容
| 8 |
| 2 |
|
| 48 |
| 27 |
| 3 |
| 2 |
| 2 |
| ||
| 2 |
| 2 |
| ||
| 2 |
| 3 |
| 3 |
| 3 |
| 3 |
| 3 |