Răspuns :
Salut:)
1/7=13/91=12/84
9/10=27/30=72/80
13/19=39/57=26/38
17/23=51/69=68/92
1/7=13/91=12/84
9/10=27/30=72/80
13/19=39/57=26/38
17/23=51/69=68/92
1/7 = > 12/ 84 = > 13/91
9/10 = > 18/20 = > 36/40
13/19 = > 26/38 = > 52/76
17/23 = 51/69 = > 68/92
9/10 = > 18/20 = > 36/40
13/19 = > 26/38 = > 52/76
17/23 = 51/69 = > 68/92