Erafsommen t/m 40
Aftrekken
| 1. | 30 - 1 = |
29
|
33
|
44
|
41
|
| 2. | 39 - 32 = |
10
|
6
|
7
|
9
|
| 3. | 8 - 5 = |
9
|
2
|
6
|
3
|
| 4. | 26 - 11 = |
11
|
19
|
15
|
13
|
| 5. | 20 - 2 = |
16
|
19
|
18
|
13
|
| 6. | 26 - 5 = |
20
|
36
|
45
|
21
|
| 7. | 24 - 23 = |
9
|
8
|
10
|
1
|
| 8. | 33 - 11 = |
22
|
21
|
24
|
47
|
| 9. | 29 - 23 = |
3
|
10
|
6
|
1
|
| 10. | 40 - 38 = |
3
|
6
|
7
|
2
|
| 11. | 26 - 5 = |
26
|
21
|
45
|
41
|
| 12. | 21 - 17 = |
5
|
4
|
9
|
1
|