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几分之几加几分自己该怎么算

更新时间: 2020-09-26 00:00:00     

步骤如下:

1、先求两个分数的分母的最小公倍数;

2、换算同分母之后,使分子相加即可算出得数。

分数加减法,若异分母分数之间的加减,先通分,再按照同分母分数加减法法则进行计算,分母不变,分子进行加减,最后约分。

关键词: 分之 自己 怎么

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