341. Найдите значение выражения: 10) 4/5 + 4/7 * (7 11/12 - 5 7/9)

10) 4/5 + 4/7 * (7 11/12 - 5 7/9) = 4/5 + 4/7 * (95/12 - 52/9) = 4/5 + 4/7 * (285/36 - 208/36) = 4/5 + 4/7 * 77/36 = 4/5 + (4*77)/(7*36) = 4/5 + 308/252 = 4/5 + 11/9 = (36 + 55)/45 = 91/45 = 2 1/45