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分数变小数怎样变
更新时间： 2021-01-07 06:13:17  

1、分数改写成小数：用分数的分子除以分母,所得的商.例如：二分之一=1除以2=0.5

2、小数改写成分数：首先看是几位小数,一位小数就是十分之几,两位小数就是百分之几,三位小数就是千分之几,最后约分成最简分数.例如：0.5=十分之五=二分之一

关键词： 分数 小数 怎样

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