Activité 3 - Propriétés de la multiplication
g) Calcule.
(– 2)
5
=
(+ 2)
3
=
(– 2)
4
=
(– 3)
3
=
(– 7)
2
=
(– 1)
4
=
(– 5)
2
=
(– 10)
2
=
(– 1)
3
=
(– 4)
3
=
(+ 10)
3
=
(– 2)
7
=