Răspuns:
1/3=18/6
1/2=2/4
3/5=9/15
3/7=6/13
1=4/4
5=15/3
1=6/6
2=8/4
3=6/2
4=12/3
2=10/5=14/7=2/1=6/3
Sper ca te am ajutat!