求比值:35:105 39:65 54:27 3/4:6 0.9:3.6 7.2:1.8 18:6/7 2/3:6/7 3/4:6

问题描述:

求比值:35:105 39:65 54:27 3/4:6 0.9:3.6 7.2:1.8 18:6/7 2/3:6/7 3/4:6

35:105=1/3
39:65=3/5
54:27=2
3/4:6=1/8
0.9:3.6=0.25
7.2:1.8=4
18:6/7=21
2/3:6/7=7/9
3/4:6=1/8化简比 70:105 3.5:0.76/7:3/4太过分了!!!!!!!采纳我