o alta scoala a primit de doua ori mai multe diplome decat prima scoala. cate diplome a primit cealalta scoala?
rezolvare
cate diplome erau in cele 8 pachete?
8×176=1408
cate diplome erau in cele 14 pachete?
14×85=1190
cate diplome s-au primit?
1408+1190=2598
cate diplome a primit cealalta scoala?
2598×2=5196
rezolvare intr-un exercitiu
(8×176+14×85)×2=(1408+1190)×2=2598×2=5196