Erafsommen t/m 50 (meerkeuze)
Aftrekken
| 1. | 37 - 20 = |
14
|
11
|
17
|
10
|
| 2. | 37 - 35 = |
9
|
1
|
2
|
10
|
| 3. | 34 - 25 = |
3
|
9
|
1
|
5
|
| 4. | 39 - 18 = |
50
|
31
|
42
|
21
|
| 5. | 27 - 10 = |
10
|
17
|
14
|
20
|
| 6. | 47 - 26 = |
41
|
21
|
34
|
30
|
| 7. | 11 - 6 = |
6
|
10
|
5
|
3
|
| 8. | 21 - 14 = |
10
|
7
|
6
|
8
|
| 9. | 38 - 4 = |
34
|
42
|
44
|
37
|
| 10. | 44 - 22 = |
20
|
49
|
39
|
22
|
| 11. | 47 - 9 = |
35
|
38
|
37
|
43
|
| 12. | 48 - 20 = |
30
|
47
|
31
|
28
|