3cornuri.......5 paini......2300g/x2
4cornuri........2 paini......1200g/x5
20 cornuri......10 paini....6000g
6 cornuri........10 paini.....4600g
14 cornuri..............//.........1400g
1,Cate grame are un corn?
1400:14=10g
2,Cate grame au 3 cornuri?
3x100=300g
3,Cate grame are o paine?
(2300-300):5=2000:5=400g
