Odpowiedź :
Odpowiedź:
3/8 - 1/16 = 6/16 - 1/16 = 5/16
1/3 + 7/12 = 4/12 + 7/12 = 11/12
3/4 - 5/8 = 6/8 - 5/8 = 1/8
2/7 + 1/5 = 10/35 + 7/35 = 17/35
3/5 - 1/3 = 9/15 - 5/15 = 4/15
2/3 - 1/10 = 20/30 - 3/30 = 17/30
9 4/15 - 1 2/5 = 9 4/15 - 1 6/15 = 8 19/15 - 1 6/15 = 7 13/15
3 5/9 - 1 1/2 = 3 10/18 - 1 9/18 = 2 1/18
12 1/12 - 5 3/4 = 12 1/12 - 5 9/12 = 11 13/12 - 5 9/12 = 6 4/12 = 6 1/3