Erafsommen t/m 12 (meerkeuze)
Aftrekken
| 1. | 7 - 1 = |
9
|
6
|
10
|
3
|
| 2. | 12 - 1 = |
12
|
19
|
11
|
18
|
| 3. | 9 - 4 = |
7
|
3
|
9
|
5
|
| 4. | 10 - 9 = |
9
|
6
|
1
|
3
|
| 5. | 9 - 4 = |
6
|
2
|
5
|
3
|
| 6. | 9 - 9 = |
0
|
5
|
6
|
2
|
| 7. | 4 - 3 = |
3
|
9
|
1
|
8
|
| 8. | 7 - 6 = |
3
|
8
|
4
|
1
|
| 9. | 12 - 4 = |
8
|
1
|
7
|
5
|
| 10. | 12 - 9 = |
10
|
7
|
2
|
3
|
| 11. | 9 - 2 = |
6
|
9
|
1
|
7
|
| 12. | 9 - 3 = |
8
|
6
|
10
|
3
|