Réponses

2014-03-01T22:27:43+01:00
Bonsoir,

45/63 = 5*7/9*7 = 5/9
32/32 = 4*9/4*8 = 9/8
16/56 = 8*2/8/7 = 2/7
29/29 = 1
54/42 = 6*9/6*7 = 9/7
15/35 = 5*3/5*7 = 3/7

voilà j'espère t'avoir aider
bonne soirée