Erbijsommen tot en met 50
Erbijsommen
| 1. | 21 + 7 = |
34
|
28
|
35
|
46
|
| 2. | 23 + 20 = |
48
|
28
|
43
|
37
|
| 3. | 22 + 2 = |
44
|
50
|
49
|
24
|
| 4. | 18 + 3 = |
21
|
29
|
40
|
32
|
| 5. | 25 + 17 = |
25
|
42
|
48
|
32
|
| 6. | 25 + 11 = |
38
|
36
|
23
|
47
|
| 7. | 17 + 9 = |
34
|
29
|
26
|
23
|
| 8. | 24 + 11 = |
22
|
21
|
25
|
35
|
| 9. | 12 + 12 = |
38
|
24
|
45
|
37
|
| 10. | 12 + 1 = |
13
|
20
|
15
|
11
|
| 11. | 12 + 3 = |
11
|
15
|
13
|
18
|
| 12. | 24 + 5 = |
29
|
36
|
40
|
39
|