化简下列各比,并求出比值80:24,0.5:0.2,0.15:21,36:18

问题描述:

化简下列各比,并求出比值80:24,0.5:0.2,0.15:21,36:18

10:3,5:2,1:140,2:1再算吧!13.91,3:12,1.01:101,21:241:7,1:4,1:100,7:8