Verified answer

Ответ:

-2 5/24

Пошаговое объяснение:

1) 3 5/12 - (-1/3) = 3 5/12 + 1/3 = 3 5/12 + 4/12 =

3 9/12 = 3 3/4

2) 3 3/4 + (-3/8) = 3 3/4 - 3/8 = 3 6/8 - 3/8 =

3 3/8

3) 3 3/8 - (-1/4) = 3 3/8 + 1/4 = 3 3/8 + 2/8 = 3 5/8

4) 3 5/8 - 5 5/6 = 3 15/24 - 5 20/24 = -2 5/24