Пошаговое объяснение:
(10 5/6 - 3 3/4) * 8 2/5 + 5 2/3 = 65 1/6
10 5/6 - 3 3/4 = 65/6 - 15/4 = (130 - 45) / 12 = 85/12
85/12 * 8 2/5 = 85/12 * 42/5 = 119/2
119/2 + 5 2/3 = 119/2 + 17/3 = (357 + 34) / 6 = 391/6 = 65 1/6
