什么是比

更新时间: 2021-02-11 12:27:55     

1、两个量的倍数比关系可以用比来表示。

2、比是由一个前项和一个后项组成的除法算式,只不过把“÷”(除号)改成了“:”(比号)而已,是除法另一种表现方式。但除法算式表示的是一种运算,而比则表示两个数的关系。

关键词: 什么

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