Вычислите 5 7/24-3 11/36

Question

Вычислите 5 7/24-3 11/36

Answer 1

5 7/24 - 3 11/36 = 127/24 - 119/36 = 381/72 - 238/72 = 143/72 = 1 71/72
или
5 7/24 - 3 11/36 = (5 - 3) + (7/24 - 11/36) = 2 + (21/72 - 22/72) = 2 - 1/72 = 1 71/72