Erafsommen tot en met 40
Erafsommen
| 1. | 15 - 1 = |
13
|
14
|
18
|
12
|
| 2. | 27 - 9 = |
13
|
19
|
20
|
18
|
| 3. | 33 - 2 = |
42
|
20
|
48
|
31
|
| 4. | 12 - 10 = |
7
|
4
|
6
|
2
|
| 5. | 33 - 14 = |
19
|
12
|
13
|
17
|
| 6. | 21 - 7 = |
20
|
18
|
14
|
17
|
| 7. | 37 - 32 = |
9
|
1
|
5
|
2
|
| 8. | 35 - 25 = |
10
|
3
|
1
|
6
|
| 9. | 31 - 30 = |
8
|
10
|
1
|
7
|
| 10. | 40 - 2 = |
34
|
25
|
29
|
38
|
| 11. | 34 - 14 = |
11
|
20
|
19
|
17
|
| 12. | 23 - 3 = |
17
|
20
|
11
|
12
|