题目内容
| 1 |
| 20 |
| 1 |
| 20 |
| 3 |
| 10 |
20×
| 1 |
| 24 |
| 1 |
| 24 |
| 5 |
| 6 |
4×
| 1 |
| 9 |
| 1 |
| 9 |
| 4 |
| 9 |
分析:依据“积÷一个因数=另一个因数”,以及分数除法的运算法则,代入数据即可求解.
解答:解:(1)
÷6
=
×
=
;
(2)
÷20
=
×
=
;
(3)
=
×
=
;
故答案为:
、
、
.
| 3 |
| 10 |
=
| 3 |
| 10 |
| 1 |
| 6 |
=
| 1 |
| 20 |
(2)
| 5 |
| 6 |
=
| 5 |
| 6 |
| 1 |
| 20 |
=
| 1 |
| 24 |
(3)
| 4 |
| 9 |
=
| 4 |
| 9 |
| 1 |
| 4 |
=
| 1 |
| 9 |
故答案为:
| 1 |
| 20 |
| 1 |
| 24 |
| 1 |
| 9 |
点评:此题主要依据乘法算式中各部分的关系以及分数除法的运算法则解决问题.
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