1) (5/12 + 1/6 + 3/8) : 15/16 = (10/24 + 4/24 + 9/24) : 15/16 = (23/24) : 15/16 = 23/24 * 16/15 = 368/360 = 46/45
2) 9 : 6 целых 1/4 2 целых 1/2 : 3/5 = 1 : (2/3) 9/4 5/3 = 1/2 9/4 5/3 = 45/24 = 15/8
1) (5/12 + 1/6 + 3/8) : 15/16 = (10/24 + 4/24 + 9/24) : 15/16 = (23/24) : 15/16 = 23/24 * 16/15 = 368/360 = 46/45
2) 9 : 6 целых 1/4 2 целых 1/2 : 3/5 = 1 : (2/3) 9/4 5/3 = 1/2 9/4 5/3 = 45/24 = 15/8