Réponses

Meilleure réponse !
2014-01-26T16:54:05+01:00
41/12 - (5/2)*(⅓ + 5/6) = 41/12 - (5/2)*(2/6 + 5/6) = 41/12 - (5/2)*(7/6) = 41/12 - (35/12) = 6/12 = 1/2
2014-01-26T16:55:17+01:00
41/12 - (5/2) x (1/3 + 5/6)
= 41/12 - (5/2) x (2/6 + 5/6)
= 41/12 - (5/2) x (7/6)
= 41/12 - 35/12
= 6/12
= 1/2