(2целых 2/9 +1,2) разделить на 2целых 8/9
(2 2/9 + 1,2) / 2 8/9 = (2 2/9 + 1 2/10) / 2 8/9 = ((2 + 1) + (2/9 + 1/5)) / 26/9 = (3 + (10/45 + 9/45 ) / 26/9 = (3 + 19/45) / 26/9 = 154/45 / 26/9 = 77/65 = 1 12/65
(2целых 2/9+1,2):2целых 8/9=49/52