a) [25×11+(4×25×6-5×75)]=
=[275+(100×6-375)]
=[275+(600-375)]
=275+225
=500
b) 2+2×3×[(3×8-6×4):24+24×6]-8=
=2+6×[(24-24):24+144]-8
=2+6×(0:24+144)-8
=2+6×(24+144)-8
=8×168-8
=1344-8
=1336
c) [(22×14:2-54:3):8+27×3]2-16×3=
=[(308:2-18):8+81]2-48
=[(154-18):8+81]2-48
=(136:8+81]2-48
=(17+81)2-48
=982-48
=934
d) [(25×16:4+4×179)8+32×6]:2-48×3
=[(400:4+716)8+192]2-144
=[(100+716)8+192]2-144
=(8168+192)2-144
=83602-144
=83458
(Fac un exercitiu si til trimit ca sa nu-l pierd)
