Răspuns :

b=125/100*5/4-2^(2 la patrat)+(99+6)/99+(90+16-1)/90
b=25/25+105/99+105/90-4
b=1+35/33+35/30-4
b=350/330+385/330-3
b=735/330-3
b=147/66-3
b=49/22-3
Asta e ultima forma pe care o poate lua b.