题目内容
| 5 |
| 4 |
| 2 |
| 9 |
| 4 |
| 7 |
| 5 |
| 4 |
| 5 |
| 4 |
| 9 |
| 2 |
| 9 |
| 2 |
| 7 |
| 4 |
| 7 |
| 4 |
分析:根据分数除法的计算法则:除以一个不为零的数等于乘上这个数的倒数进行求解.
解答:解:
÷
÷
=
×
×
=
.
故答案为:
,
,
.
| 5 |
| 4 |
| 2 |
| 9 |
| 4 |
| 7 |
=
| 5 |
| 4 |
| 9 |
| 2 |
| 7 |
| 4 |
=
| 315 |
| 32 |
故答案为:
| 5 |
| 4 |
| 9 |
| 2 |
| 7 |
| 4 |
点评:本题考查了分数除法的计算方法:除数变倒数,除号变乘号.
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