a)5/5 - 3/5 = 2/5
b)1 11/11 - 7/11 = 1 4/11
c)2 4/4 - 3/4 = 2 1/4
d)4 11/8 - 2 4/8 = 2 7/8
e)7 19/13 - 6 7/13 = 1 12/13
f)10 26/17 - 5 14/17 = 5 12/17
Odpowiedź:
1-3/5=5/5-3/5=2/5
3-3/4=12/4-3/4=9/4=2 i 1/4
8 i 6/13- 6 i 7/13=7 i 19/13- 6 i 7/13=1 i 12/13
2-7/11= 1 i 11/11-7/11=1 i 4/11
5 i 3/8-2 i 4/8=4 i 11/8- 2 i 4/8= 2 i 7/8
11 i 9/17 - 5i 14/17= 10 i 26/17 - 5 i 14/17= 5 i 12/17
