Réponses

2014-01-07T21:37:57+01:00
3/7 = 6/14 = 30/70 = 12/28 = 21/49 = 300/700 = 9/21 = 9/21 = 351/819
5/2 = 25/10 = 10/4 = 15/6 = 50/20 = 45/18 = 125/50 = 25/10 = 89 565/35 826

Voilà :)