Răspuns:
10. 3/3 - 2/3 = 1/3
4/5 - 1/5 = 3/5
6/8- 2/8 = 4/8
7/7 - 4/7 = 3/7
3/5 + 1/5 = 4/5
6/6 + 3/6 = 9/6
11. 10/10 - 4/10 = 6/10 deci C e corect
Pot sa am coronita ca mi-ar cam trebui
