Réponses

2014-04-13T18:06:48+02:00
Décomposer des fractions :

9/7 = 7/7 + 2/7 = 1 + 2/7
3/3 = 2/3 + 1/3 = 1
12/9 = 9/9 + 3/9 = 1 + 3/9
13/6
= 6/6 + 7/6 = 1/6 + 7/6