Skip to main content
Mathin
Entry064Stage 3 · Grades 5–6数与代数

两个数相除的另一种说法:a∶b。

This page has no English version yet — the original Chinese text is shown below.

Definition

两个数量之间「谁是谁的几分之几/几倍」的关系,可以写成a:ba:b,比值就是 a÷ba\div b。比把「关系」本身拎出来单独研究,是通往比例与函数思想的第一级台阶。

Where it comes from · where it goes

Next steps

Mathin