题目内容
| ( 3 ) | 12 |
48
48
=0.25=3：12
12
=25
25
%分析：解决此题关键在于0.25，0.25可转化成25%，也可转化成
，进一步转化成
，
可转化成1÷4，进一步转化成12÷48，
还可转化成1：4，进一步转化成3：12．
| 1 |
| 4 |
| 3 |
| 12 |
| 1 |
| 4 |
| 1 |
| 4 |
解答：解：0.25=25%=
=
=1÷4=12÷48=1：4=3：12．
故答案为：3，48，12，25．
| 1 |
| 4 |
| 3 |
| 12 |
故答案为：3，48，12，25．
点评：此题考查小数、分数、百分数之间的关系及其转化，运用它们的关系和性质进行转化即可．
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