1)a)4/19+15/19=19/19=1 intreg descazutul
b)41/11-30/11=11/11= 1 intreg scazatorul
2)a)316/435+119/435=435/435= 1 intreg
b)55/435+119/435=174/435
c)119/435+751/435=870/435=2 intregi
3)a)a)620/537-83/537=537/537=1 intreg
b)991/537-83/537=908/537
c)100/537-83/537=17/537
Coroanaa