来自陈为保的问题
求下面各比的比值.5:90.6:0.162/3:6/70.8:1/2
求下面各比的比值.5:90.6:0.162/3:6/70.8:1/2
1回答
2020-07-31 21:07
求下面各比的比值.5:90.6:0.162/3:6/70.8:1/2
求下面各比的比值.5:90.6:0.162/3:6/70.8:1/2
5:9=5÷9=9分之5
0.6:0.16=0.6÷0.16=3.75
2/3:6/7=2/3÷6/7=7/9
0.8:1/2=0.8÷1.2=20/3