Réponses

Meilleure réponse !
  • Utilisateur Brainly
2014-09-25T16:35:51+02:00
O = [12 - (9 - 5)] / [(7 - 5) x 4]
O = (12 - 4) / (3 x 4)
O = 8 / 12
O = (2 x 4) / (3 x 4)
O = 2 / 3

P = [(6 - 4) x (7 - 2)] / [8 x 5 : (4 + 6)]
P = (2 x 5) / (40 : 10)
P = 10 / 4
P = (2 x 5) / (2 x 2)
P = 5 / 2