Дроби:
15/36 = 5/12
42/45 = 14/15
25/100 = 1/4
9/30 = 3/10
Приведем их к знаменателю 60:
5/12 * 5 = 25/60
14/15 * 4 = 56/60
1/4 * 15 = 15/60
3/10 * 6 = 18/60
Дроби:
15/36 = 5/12
42/45 = 14/15
25/100 = 1/4
9/30 = 3/10
Приведем их к знаменателю 60:
5/12 * 5 = 25/60
14/15 * 4 = 56/60
1/4 * 15 = 15/60
3/10 * 6 = 18/60