👤

Efectueaza
1-3/12-4/12=
2-5/10-3/10=
3-5/5-5/5=


Răspuns :

12\12-3\12-4\12=5\12

20\10-5\10-3\10=12\10=6\5

15\5-5\5-5\5=5\5=1