Cevaplar

2012-11-18T18:34:34+02:00

420/3=140 420-140=280

280/7=40

40*4=160

 

3 3 3
2012-11-18T20:08:18+02:00

420/3=140 420-140=280

280/7=40

40*4=160

 

 

3 2 3