Erbijsommen t/m 50
Optellen
| 1. | 19 + 5 = |
48
|
22
|
45
|
24
|
| 2. | 23 + 22 = |
30
|
28
|
36
|
45
|
| 3. | 23 + 3 = |
26
|
42
|
22
|
27
|
| 4. | 13 + 1 = |
13
|
18
|
14
|
15
|
| 5. | 21 + 6 = |
27
|
20
|
50
|
41
|
| 6. | 17 + 5 = |
22
|
24
|
46
|
44
|
| 7. | 20 + 8 = |
31
|
33
|
28
|
47
|
| 8. | 23 + 11 = |
38
|
28
|
27
|
34
|
| 9. | 19 + 6 = |
47
|
42
|
37
|
25
|
| 10. | 18 + 8 = |
27
|
46
|
26
|
24
|
| 11. | 23 + 8 = |
31
|
28
|
35
|
26
|
| 12. | 20 + 14 = |
34
|
48
|
42
|
23
|