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为什么算术要先乘除后加减呢
更新时间: 2020-07-03 00:00:00  

算术要先乘除后加减原因:

1、乘除是两个或多个数字结合组团,成一体的一种运算,它们结合最后的结果是一个整体;

2、加减也是两个或多个数字组成的一个整体;

3、整体必须和整体进行运算,这也符合人的思维优先级。

关键词: 为什么 算术 乘除

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