Выполните деление. 3/4 : 9, 11/15 : 22, 2 1/7 : 15 , 4 1/2 : 6
3/4:9=1/12 11/15:22=1/30 21/7:15=1/5 41/2:6=41/12
3/4:9=3/4*1/9=1/12 11/15:22=11/15*1/22=1/30 21/7:15=21/7*1/15=7/35 41/2:6=41/2*1/6=41/12=3целых5/12