Erafsommen tot en met 20 (meerkeuze)
Erafsommen
| 1. | 19 - 8 = |
18
|
16
|
11
|
14
|
| 2. | 13 - 13 = |
5
|
0
|
3
|
6
|
| 3. | 19 - 6 = |
13
|
17
|
11
|
16
|
| 4. | 14 - 3 = |
15
|
18
|
11
|
19
|
| 5. | 20 - 9 = |
10
|
12
|
11
|
14
|
| 6. | 15 - 9 = |
9
|
1
|
6
|
2
|
| 7. | 8 - 5 = |
10
|
6
|
7
|
3
|
| 8. | 10 - 5 = |
4
|
1
|
5
|
7
|
| 9. | 14 - 5 = |
6
|
9
|
3
|
1
|
| 10. | 20 - 2 = |
11
|
18
|
14
|
17
|
| 11. | 20 - 17 = |
3
|
8
|
10
|
4
|
| 12. | 19 - 1 = |
18
|
10
|
11
|
19
|