Bonjour
Effectuer les opérations suivantes :
A= 15+12×4-5
A = 15 + 48 - 5
A = 63 - 5
A = 58
B= 5+7×(15-3×2)
B = 5 + 7 x (15 - 6)
B = 5 + 7 x 9
B = 15 + 63
B = 78
C= 7+3×(11-4×(7-5)
C = 7 + 3 x (11 - 4 x 2)
C = 7 + 3 x (11 - 8)
C = - 7 + 3 x 3
C = - 7 + 9
C = 2
D= 12-15:5+2× --> Incomplet