Dau coroana! Ajutor!

Dau Coroana Ajutor class=

Răspuns :

3/5 +8/5-6/5+18/8-2/8++4/7 = 25/7
=5/5/7+16/8/7+4/7=1/7+2/7+4/7=3/7+4/7=7/7=1
Succes!