Выполните действия (3/4 + 1/8) - 5/8 (5/8 - 2/5) + 3/20
(3/4 + 1/8) - 5/8 = 7/8 - 5/8 = 1/4 (5/8 - 2/5) + 3/20 = 9/40 + 3/20 = 15/40 = 3/8