题目内容
(2011?永春县模拟)
=
=
| ( 12 ) |
| 20 |
3
3
:5
5
=0.6=| 3 |
| ( 5 ) |
60
60
%.分析:解决此题关键在于已知数0.6,0.6可改写成百分数60%,0.6表示
,据分数的性质可改写成
,化简成最简分数为
,分数
也可改写成比3:5即可.
| 6 |
| 10 |
| 12 |
| 20 |
| 3 |
| 5 |
| 3 |
| 5 |
解答:解:0.6=
=
=
=0.6=60%=3:5.
故答案为:12,3,5,5,60.
| 6 |
| 10 |
| 12 |
| 20 |
| 3 |
| 5 |
故答案为:12,3,5,5,60.
点评:此题考查运用分数、小数、除法、比之间的关系和性质解决问题的
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