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28乘四分之一等于多少
更新时间: 2020-07-07 00:00:00  

28*1/4=28/4=7、

一个数乘以一个分数就等于这个数乘以分数的倒数,四分之一的倒数为4,所以该式可化为28/4=7。

关键词: 分之 等于 多少

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