prin scadre repetata si prin imultire 30:6 15:3

Răspuns :

30-6-6-6-6-6=0
15-3-3-3-3-3=0
5×6=30
5×3=15
30-6-6-6-6-6=0
15-3-3-3-3-3=0
3×5=15
6×5=30
*Sper ca te-am ajutat*