Erbijsommen t/m 100
Optellen
| 1. | 23 + 12 = |
24
|
32
|
35
|
47
|
| 2. | 47 + 36 = |
54
|
83
|
98
|
86
|
| 3. | 17 + 16 = |
45
|
44
|
33
|
26
|
| 4. | 30 + 25 = |
96
|
84
|
55
|
59
|
| 5. | 44 + 14 = |
64
|
100
|
67
|
58
|
| 6. | 48 + 34 = |
76
|
77
|
82
|
67
|
| 7. | 42 + 31 = |
64
|
65
|
73
|
52
|
| 8. | 49 + 42 = |
92
|
75
|
91
|
69
|
| 9. | 15 + 14 = |
40
|
27
|
29
|
31
|
| 10. | 19 + 18 = |
37
|
39
|
27
|
38
|
| 11. | 46 + 45 = |
98
|
58
|
91
|
59
|
| 12. | 44 + 13 = |
69
|
100
|
57
|
94
|