а)
1/4 = 3/12 и 1/6 = 2/12,
б)
5/6 = 15/18 и 2/9 = 4/18,
в)
2/15 = 4/30 и 3/10 = 9/30,
г)
5/12 = 10/24 и 3/8 = 9/24
а)
1/4 = 3/12 и 1/6 = 2/12,
б)
5/6 = 15/18 и 2/9 = 4/18,
в)
2/15 = 4/30 и 3/10 = 9/30,
г)
5/12 = 10/24 и 3/8 = 9/24