Erbijsommen t/m 100
Optellen
| 1. | 16 + 13 = |
27
|
33
|
35
|
29
|
| 2. | 30 + 14 = |
38
|
44
|
49
|
21
|
| 3. | 20 + 11 = |
31
|
27
|
22
|
35
|
| 4. | 48 + 28 = |
58
|
65
|
76
|
95
|
| 5. | 42 + 25 = |
62
|
96
|
92
|
67
|
| 6. | 17 + 14 = |
40
|
31
|
23
|
39
|
| 7. | 47 + 45 = |
92
|
82
|
77
|
85
|
| 8. | 21 + 19 = |
48
|
40
|
34
|
21
|
| 9. | 20 + 10 = |
36
|
47
|
24
|
30
|
| 10. | 45 + 37 = |
82
|
88
|
83
|
67
|
| 11. | 39 + 37 = |
76
|
69
|
72
|
81
|
| 12. | 30 + 27 = |
69
|
57
|
55
|
80
|