Question

Elevii clasei a V-a au sapat lotul scolar in cinci zile.In prima zi 3supra15 din lot,in a doua zi 6supra15,iar in ultimile trei zile cate 2 supra15 in fiecare zi.Au terminat de sapat locul?Verificati!
Dau coroana.Va rogggggggggggggggggggggggggggggggggggggggggggggg!!!

Answer 1

6/15+3/15+2*3/15=15/15 
au terminat de sapat lotul

Answer 2

3/15+6/15+2/15+2/15+2/15=(3+6+2+2+2)=15/15
raspuns au terminat