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4分之3加5分之2几分之几

更新时间: 2020-07-07 00:00:00     

两个分数相加:

1、当分母相同时:分母不变,分子相加,即为最终得数。

2、当分母不同时:首先将分数的分母统一,通常取两个分数分母的同倍数,然后分子分别乘以分母扩大的倍数,最后分母不变再将分子相加,即为最终得数。

关键词: 分之

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