Erafsommen t/m 40
Aftrekken
| 1. | 19 - 16 = |
3
|
5
|
6
|
1
|
| 2. | 13 - 7 = |
1
|
7
|
6
|
5
|
| 3. | 30 - 1 = |
42
|
41
|
21
|
29
|
| 4. | 33 - 26 = |
6
|
8
|
1
|
7
|
| 5. | 37 - 11 = |
26
|
35
|
34
|
23
|
| 6. | 36 - 26 = |
4
|
5
|
3
|
10
|
| 7. | 13 - 1 = |
12
|
13
|
20
|
11
|
| 8. | 34 - 33 = |
4
|
8
|
7
|
1
|
| 9. | 32 - 9 = |
23
|
49
|
26
|
37
|
| 10. | 40 - 29 = |
13
|
12
|
10
|
11
|
| 11. | 28 - 8 = |
10
|
17
|
20
|
13
|
| 12. | 28 - 25 = |
5
|
10
|
3
|
8
|