题目内容
把下列分数化成最简分数．
．
| 30 |
| 45 |
| 16 |
| 48 |
| 77 |
| 21 |
| 9 |
| 54 |
| 30 |
| 45 |
| 30÷15 |
| 45÷15 |
| 2 |
| 3 |
| 16 |
| 48 |
| 16÷16 |
| 48÷16 |
| 1 |
| 3 |
| 77 |
| 21 |
| 77÷7 |
| 21÷7 |
| 11 |
| 3 |
| 9 |
| 54 |
| 9÷9 |
| 54÷9 |
| 1 |
| 6 |
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题目内容
| 30 |
| 45 |
| 16 |
| 48 |
| 77 |
| 21 |
| 9 |
| 54 |
| 30 |
| 45 |
| 30÷15 |
| 45÷15 |
| 2 |
| 3 |
| 16 |
| 48 |
| 16÷16 |
| 48÷16 |
| 1 |
| 3 |
| 77 |
| 21 |
| 77÷7 |
| 21÷7 |
| 11 |
| 3 |
| 9 |
| 54 |
| 9÷9 |
| 54÷9 |
| 1 |
| 6 |