Odpowiedź:
1 - 7/8 = 8/8 - 7/8 = 1/8
1 - 5/7 = 7/7 - 5/7 = 2/7
2 - 6/7 = 1 i 7/7 - 6/7 = 1 i 1/7
2 - 3/5 = 1 i 5/5 - 3/5 =1 i 2/5
3 - 5/19 = 2 i 19/19 - 5/19 = 2 i 14/19
3 - 2/11 = 2 i 11/11 - 2/11 = 2 i 9/11
2 i 2/5 - 3/5 = 1 i 7/5 - 3/5 = 1 i 4/5
6 i 3/8 - 2 i 7/8 = 5 i 11/8 - 2 i 7/8 = 3 i 4/8
25 i 3/10 - 14 i 9/10 = 24 i 13/10 - 14 i 9/10 = 10 i 4/10
