先化简,再求比值(要有步骤哦!)54:45

问题描述:

先化简,再求比值(要有步骤哦!)
54:45

同时除以9
(54/9):(45/9)=6/5=1.2

54:45
=54∕9:45∕9
=6:5
∕代表除号或分数线

54:45
=54∕9:45∕9
=6:5
比值=1.2
∕代表除号或分数线

54:45=(54/9)/(45/9)=6:5