nr total maimute:/_____/_____/_____/____/____/_____/_____/
2/7 se catara /_____/_____/........./rest..../........./........./........./
3/5 din rest fac tumbe /____/____/____/......../........./
4 aplauda /____/_____/
4:2(seg)= 2
2x5=10(restul); 3/5 din 10 =10:5 x3
=6 fac tumbe
2x7=14 maimute;2/7 din 14 =14:7x2
=4 se catara
R:14 maimute
verific: 4+6+4=14