Ответ Автор - tylos 1 2/5 + 3 7/15 = 4 13/154 3/14 - 1 2/21 = 3 5/423 5/6 + 2 7/15 - 1 29/30 = 4 1/34 1/6 * 3 3/5 = 450/30 = 151 2/13 / 1 4/11 = 11/132 2/3 * 1 1/8 / 6 2/3 = 3/20 = 0,45