4:2/5,125:75,0.23:1,4/5:2/15,0.54:0.9:1/8:1/7,的比值和比简化!

问题描述:

4:2/5,125:75,0.23:1,4/5:2/15,0.54:0.9:1/8:1/7,的比值和比简化!

4:2/5=10:1=10
125:75=5:3=5/3
0.23:1=23:100=0.23
4/5:2/15=6:1=6
0.54:0.9=3:5=0.6
1/8:1/7=7:8=0.875