Odpowiedź :
Odpowiedź:
6 i 3/4 - 4 i 1/3 = 6 i 9/12 - 4 i 4/12 = 2 i 5/12
5 i 4/15 - 1 i 2/5 = 5 i 4/15 - 1 i 6/15 = 4 i 19/15 - 1 i 6/15 = 3 i 13/15
8 i 3/5 - 3 i 1/4 = 8 i 12/20 - 3 i 5/20 = 5 i 7/20
11/18 - 5/12 = 22/36 - 15/36 = 7/36
Odpowiedź:
6 i 3/4 - 4 i 1/3 = 6 i 9/12 - 4 i 4/12 = 2 i 5/12
5 i 4/15 - 1 i 2/5 = 5 i 4/15 - 1 i 6/15 = 4 i 19/15 - 1 i 6/15 = 3 i 13/15
8 i 3/5 - 3 i 1/4 = 8 i 12/20 - 3 i 5/20 = 5 i 7/20
11/18 - 5/12 = 22/36 - 15/36 = 7/36