NR.1n°3

Nombres relatifs : +, -

Exercice-typeET = exercice-type

Calculer directement :

1.
A = -6 + 34
2.
B = -53 - 14
3.
C = 34 - 75
4.
D = -42 + 27
5.
E = 55 - 28
6.
F = 6 - (-9)
7.
G = -92 - (-19)