(1/2 * 2/3) / 1/3 = 1
1) 1/2 * 2/3 = 1/3 - числитель
2) 1/3 : 1/3 = 1/3 * 3/1 = 3/3 = 1
5/8 / (3/4 * 1/2) = 1 2/3
1) 3/4 * 1/2 = 3/8 - знаменатель
2) 5/8 : 3/8 = 5/8 * 8/3 = 5/3 = 1 2/3
1 / (1/2 * 1/6) = 12
1) 1/2 * 1/6 = 1/12 - знаменатель
2) 1 : 1/12 = 1 * 12/1 = 12
(2/5 * 3/4) / 15 = 1/50
1) 2/5 * 3/4 = 3/10 - числитель
2) 3/10 : 15 = 3/10 * 1/15 = 1/50