把下列各比化成最简单的整数比:7/9:0.75 5/12:8/15 0.375:3/4
问题描述:
把下列各比化成最简单的整数比:7/9:0.75 5/12:8/15 0.375:3/4
答
你写的这一串,不怎么看得懂,不知道是不是这样?
28/27,25/32,1/2
答
7/9:0.75
=7/9:3/4
=28/36:27/36
=28:27
5/12:8/15
=25/60:32/60
=25:32
0.375:3/4
=3/8:3/4
=3/8:6/8
=1:2