+ en - tot 10

INVULOEFENING

Vul alleopeningen in. Klik op "Controleer".
- 3 = 5
+ 4 = 8
- 4 = 5
+ 7 = 9
+ 1 = 7
+ 8 = 9
- 1 = 9
- 3 = 3
+ 0 = 4
+ 4 = 7