3/4:2/7=3/4*7/2=21/8=21:84/8:1/2=4/8*2=1=1:10.24:8=24/100*1/8=3/100=3:1003/51:2/13=3/51*13/2=13/34=13:341.25:16=5/4*1/16=5/64=5:64愿你学习进步
它们的比什分别是3/4:2/7=3/4*7/2=21/84/8:1/2=4/8*2=10.24:8=24/100*1/8=3/1003/51:2/13=3/51*13/2=13/341.25:16=5/4*1/16=5/64它们的最简比分别是3/4:2/7=3/4*7/2=21/8=21:84/8:1/2=4/8*2=1=1:10.24:8=24/100*1/8=3/100=3:1003/51:2/13=3/51*13/2=13/34=13:341.25:16=5/4*1/16=5/64=5:64