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9个月等于几年
更新时间: 2020-10-03 00:00:00  

一年十二个月,一个月就是一年的十二分之一,那么9个月就是一年的十二分之九,即0.75年。

这道题涉及到除法与乘法运算。除法是四则运算之一。已知两个因数的积与其中一个因数,求另一个因数的运算,叫做除法;乘法是指将相同的数加起来的快捷方式,其运算结果称为积。

关键词: 等于

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