Réponses

2014-01-03T15:42:15+01:00


a= 51/3 = 17

b= 15/12 = 5/4 = 1.25

c =5/3 - (6/4 x 8/18) + 3/2 = 5/3 -(48/72) + 3/2 = 10/6- 4/6 +9/6=15/6=3/2