26 ЦЕЛЫХ : 1 ЦЕЛУЮ 4/9 11/30 : 1 ЦЕЛУЮ 7/15 35 ЦЕЛЫХ : 2 ЦЕЛЫХ 4/5
26 : 1 4/9 = 26 : 13/9 = 26/1 * 9/13 = 2*9= 18 11/30 : 1 7/15 = 11/30 * 15/22 = (1*1)/ (2*2) =1/4 35 : 2 4/5 = 35/1 * 5/14 = (5*5)/ (1*2) =25/2 = 12 1/2