Réponses

2012-09-15T12:09:43+02:00

a) = -5 X 6                                 b) = 15 : (-5)

    = - 30                                        = -3

 

 

c) = 12 - 12                               d) = -4 X (-5)

    = 0                                           = 20

 

Voila j'espère que je t'ai aidé :D

2012-09-15T12:53:00+02:00

a) = -5 X 6                                 b) = 15 : (-5)

    = - 30                                        = -3

c) = 12 - 12                               d) = -4 X (-5)

    = 0                                           = 20

 

La priorité aux multiplications, divisions et les expressions entre parenthèses.