Verified answer

Ответ:

2 1/14

Объяснение:

1) 8 * 5/28 = 2 * 5/7 = 10/7 = 1 3/7

2) 3 3/5 : 5 3/5 = 18/5 : 28/5 = 18/5 * 5/28 = 9/1 * 1/14 = 9/14

3) 1 3/7 + 9/14 = 1 6/14 + 9/14 = 1 15/14 = 2 1/14