Erbijsommen t/m 50
Optellen
| 1. | 15 + 1 = |
16
|
10
|
20
|
14
|
| 2. | 16 + 13 = |
35
|
20
|
37
|
29
|
| 3. | 24 + 14 = |
39
|
20
|
33
|
38
|
| 4. | 9 + 2 = |
18
|
12
|
11
|
16
|
| 5. | 8 + 3 = |
10
|
11
|
14
|
18
|
| 6. | 14 + 13 = |
27
|
37
|
38
|
47
|
| 7. | 20 + 13 = |
33
|
20
|
36
|
42
|
| 8. | 23 + 23 = |
33
|
48
|
44
|
46
|
| 9. | 18 + 1 = |
19
|
17
|
11
|
16
|
| 10. | 14 + 6 = |
10
|
20
|
18
|
11
|
| 11. | 6 + 2 = |
7
|
2
|
9
|
8
|
| 12. | 18 + 2 = |
20
|
11
|
14
|
12
|