Réponses

2014-01-14T18:35:54+01:00
6/8=3/4 (2*3/2*4)
14/13 irréductible
 24/18= 4/3 (6*4/6*3)
 5/4 irréductible
 40/30 = 4/3 (4*10/3*10)
 0,4/0,3 = 4/3 (0.4*10/0.3*10)
4.1/3.1=41/31 (4.1*10/3.1*10)