Erbijsommen tot en met 50
Erbijsommen
| 1. | 23 + 3 = |
26
|
39
|
48
|
43
|
| 2. | 22 + 22 = |
40
|
31
|
27
|
44
|
| 3. | 17 + 10 = |
27
|
40
|
49
|
28
|
| 4. | 24 + 8 = |
41
|
26
|
28
|
32
|
| 5. | 5 + 3 = |
4
|
8
|
2
|
6
|
| 6. | 12 + 9 = |
20
|
26
|
21
|
29
|
| 7. | 13 + 9 = |
22
|
21
|
46
|
43
|
| 8. | 24 + 9 = |
49
|
33
|
39
|
38
|
| 9. | 10 + 2 = |
20
|
12
|
15
|
18
|
| 10. | 23 + 22 = |
22
|
48
|
45
|
47
|
| 11. | 6 + 3 = |
4
|
7
|
2
|
9
|
| 12. | 17 + 5 = |
22
|
31
|
32
|
37
|