(2 + 2) + (2/3 + 1/5) = 4 + 17/15 = 4 + 1 + 2/15 = 5 2/15

5 2/15 16 = (5 16) + (2/15 * 16) = 80 + 32/15 = 80 + 2 2/15 = 82 2/15

Ответ: 82 2/15