Erafsommen tot en met 15 (meerkeuze)
Erafsommen
| 1. | 11 - 1 = |
10
|
8
|
6
|
1
|
| 2. | 9 - 7 = |
4
|
7
|
3
|
2
|
| 3. | 14 - 8 = |
8
|
10
|
7
|
6
|
| 4. | 4 - 2 = |
6
|
10
|
2
|
9
|
| 5. | 7 - 2 = |
5
|
9
|
8
|
2
|
| 6. | 12 - 9 = |
3
|
10
|
1
|
2
|
| 7. | 6 - 4 = |
2
|
6
|
10
|
9
|
| 8. | 10 - 2 = |
7
|
4
|
8
|
6
|
| 9. | 10 - 5 = |
4
|
8
|
5
|
2
|
| 10. | 5 - 2 = |
5
|
7
|
3
|
9
|
| 11. | 14 - 11 = |
3
|
4
|
7
|
2
|
| 12. | 6 - 2 = |
4
|
3
|
6
|
7
|