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小学数学混合运算的规则是怎样的

更新时间: 2020-10-08 00:00:00     

小学数学混合运算的规则:

先乘除,后加减,有括号的先算括号内,再算括号外。同级运算按从左到右的顺序。

关键词: 小学 数学 混合 运算 规则 怎样

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