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