La un magazin s-au adus 1000 napolitane.In prima zi s-au vandut 3 cutii a cate 129 napolitane,iar in a doua zi 5 cutii a cate 98 napolitane .
Cate napolitane au ramas la magazin?
Rezolvare
1000-(129x3+98x5)=1000-(387+490)
=1000-877
= 123 napolitane au ramas