Вычислите частное 1 1/5 : 2, 2 2/5 : 3, 9 : 2 1/4.
1 1/5 : 2 = 6/5 * 1/2 = 6/10 = 3/5 2 2/5 : 3 = 12/5 * 1/3 = 12/15 = 4/5 9 : 2 1/4 = 9 * 4/9 = 36/9 = 4