题目内容
先约分,再化为带分数.
;
;
;
;
.
| 42 |
| 24 |
| 60 |
| 48 |
| 12 |
| 8 |
| 60 |
| 40 |
| 120 |
| 50 |
| 42 |
| 24 |
| 42÷6 |
| 24÷6 |
| 7 |
| 4 |
| 3 |
| 4 |
| 60 |
| 48 |
| 60÷12 |
| 48÷12 |
| 5 |
| 4 |
| 1 |
| 4 |
| 12 |
| 8 |
| 12÷4 |
| 8÷4 |
| 3 |
| 2 |
| 1 |
| 2 |
| 60 |
| 40 |
| 60÷20 |
| 40÷20 |
| 3 |
| 2 |
| 1 |
| 2 |
| 120 |
| 50 |
| 120÷10 |
| 50÷10 |
| 12 |
| 5 |
| 2 |
| 5 |
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