Erafsommen tot en met 20 (meerkeuze)
Erafsommen
| 1. | 12 - 2 = |
8
|
5
|
6
|
10
|
| 2. | 8 - 3 = |
2
|
3
|
5
|
6
|
| 3. | 20 - 9 = |
11
|
13
|
15
|
20
|
| 4. | 7 - 2 = |
5
|
10
|
9
|
3
|
| 5. | 16 - 9 = |
7
|
2
|
1
|
10
|
| 6. | 11 - 3 = |
7
|
8
|
1
|
2
|
| 7. | 14 - 5 = |
8
|
9
|
7
|
5
|
| 8. | 7 - 6 = |
6
|
1
|
2
|
4
|
| 9. | 17 - 15 = |
2
|
3
|
5
|
8
|
| 10. | 16 - 12 = |
4
|
2
|
10
|
5
|
| 11. | 18 - 2 = |
20
|
16
|
14
|
10
|
| 12. | 19 - 15 = |
2
|
9
|
5
|
4
|