Задача Задача №691310
А
А
Решение: 1 1/5 / 2/3 - 1 1/15 = 6/5 / 2/3 - 16/15 = 18/15 / 10/15 - 16/15 = (18/15 - 10/15) - 16/15 = 8/15 - 16/15 = -8/15
Решение: 1 1/5 / 2/3 - 1 1/15 = 6/5 / 2/3 - 16/15 = 18/15 / 10/15 - 16/15 = (18/15 - 10/15) - 16/15 = 8/15 - 16/15 = -8/15
