Răspuns:
3. a) 27•38+27•62= 1026+1674=2700
b)35+35•74+25•35= 35+2590+875=2625+875=3500
c)34+34•62+63•66=34+2108+4158=2142+4158=6300
d) 88+88•88+89•18=88+7744+1602=7832+1602= 9434
e) 46•29+46•24+53•38+53•26= 1334+1104+2014+1378=2438+3392=5830
f) 72•37+24•72+61•62-61•34=2664+1728+3782-2074= 4392+1708=6100
- g) 2002+2002•2003-2004•2001=2002+4010006-4010004= 4012008-4010004=2004
