5 5/6 - 1 1/3; 7 5/7 - 4 5/14;11 целых 7/8 - 5 1/2 ;2 7/8 - 3 3/16 ​

Пошаговое объяснение:

5 5/6 - 1 1/3 = 5 5/6 - 1 2/6 = 4 3/6 = 4 1/2

7 5/7 - 4 5/14 = 7 10/14 - 4 5/14 = 3 5/14

11 7/8 - 5 1/2 = 11 7/8 - 5 4/8 = 6 3/8

2 7/8 - 3 3/16 = 2 14/16 - 3 3/16 = 2 14/16 - 2 19/16 = -5/16