Aflam cate baloane aveau copiii in cele 8 cutii.
8x35=280 de baloane
Aflam cate baloane lau primit de la sponsor
280-250=30 baloane le-au ramas din cele 8 cutii ale lor
100-30=70 de baloane au primit de la sponsor
70:35=2 cutii cu blaoane au primit de la sponsor
Aflam cate baloane au avut in total inainte de a decora clasa
8+2=10 cutii cu baloane
10x35=350 baloane in total
350-250=100 baloane ramase
R=> au primit 2 cutii cu baloane ( 70 de baloane)
