Question

Rezolva prin metoda comparatiei 3 cornuri........5paini........2300gr
4 cornuri......2paini.......1200gr
1 corn+ 1 paine........=cate grame

VA ROG DAU COROANA

Answer 1

3 cornuri...........5paini............2300 g /x2
4 cornuri..........2paini............1200 g /x5

6  cornuri.................10 paini.............4600 g
20 cornuri...............10 paini............ .6000 g (se scad)
14 cornuri ................/                        1400 g
1 4 cornuri=1400 g
1 corn=1400:14
1 corn=100 g

4 cornurix100 g..........2paini............1200 g
400 g .........................2 paini............1200 g
2 paini=1200-400=800 g
1 paine=800:2
1 paine=400 g

1 corn+ 1 paine.=? grame ⇔100 g +400 g=500 g

sper ca te-am ajutat!