Créer une activité
Ico create Educaplay Créer une activité
Toutes les activités
Jouer Ordonner les Lettres
1. The sum of any integer and its inverse is always zero.
E V S N E R I
2. Changing the grouping of addends does not change the sum.
V I O T I S C E A A S
3. The sum of any integers is an integer.
U S R E L C O
4. The sum of any integer and 0 is that integer.
N I Y T D T I E
5. Changing the order of addends does not change the sum.
V M E C M I O U A T T