Пошаговое объяснение:
1) 2 7/24 - 1 3/8 = 2 7/24 - 1 9/24 = 1 31/24 - 1 9/24 = 22/24 = 11/12
2) 4 11/16 - 3 5/18 = 4 99/144 - 3 40/144 = 1 54/144 = 3/8
Пошаговое объяснение:
1) 2 7/24 - 1 3/8 = 2 7/24 - 1 9/24 = 1 31/24 - 1 9/24 = 22/24 = 11/12
2) 4 11/16 - 3 5/18 = 4 99/144 - 3 40/144 = 1 54/144 = 3/8