Réponses

2013-12-29T18:24:41+01:00
26/21 - 6/3 x 2/7 = 26/21 - 12/21 = 14/21 = 2/3
3 - 3 x 5/12 = 3 - 15/12 = 36/12 - 15/12 = 21/12 = 7/4
(7/3 + 1/4 ) x 3/62 = (28/12 + 3/12) x 3/62 = 31/12 x 3/62 = 93/744 = 1/8
euh......... ok je sais pas
attend jvai le mettre
ok
euh... nan jarrive pas dsl
ok