Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 520 | + | 79 | = |
|
| 2. | 510 | + | 83 | = |
|
| 3. | 350 | + | 52 | = |
|
| 4. | 260 | + | 52 | = |
|
| 5. | 320 | + | 86 | = |
|
| 6. | 780 | + | 29 | = |
|
| 7. | 380 | + | 45 | = |
|
| 8. | 330 | + | 79 | = |
|
| 9. | 830 | + | 86 | = |
|
| 10. | 140 | + | 84 | = |
|
| Oefening 2 | |||||
| 1. | 260 | + | 33 | = |
|
| 2. | 640 | + | 95 | = |
|
| 3. | 130 | + | 68 | = |
|
| 4. | 450 | + | 54 | = |
|
| 5. | 580 | + | 67 | = |
|
| 6. | 420 | + | 94 | = |
|
| 7. | 130 | + | 65 | = |
|
| 8. | 370 | + | 87 | = |
|
| 9. | 170 | + | 79 | = |
|
| 10. | 780 | + | 88 | = |
|
| Oefening 3 | |||||
| 1. | 140 | + | 71 | = |
|
| 2. | 750 | + | 55 | = |
|
| 3. | 610 | + | 88 | = |
|
| 4. | 940 | + | 97 | = |
|
| 5. | 740 | + | 57 | = |
|
| 6. | 230 | + | 82 | = |
|
| 7. | 670 | + | 63 | = |
|
| 8. | 280 | + | 67 | = |
|
| 9. | 420 | + | 86 | = |
|
| 10. | 530 | + | 89 | = |
|
| Oefening 4 | |||||
| 1. | 380 | + | 44 | = |
|
| 2. | 860 | + | 69 | = |
|
| 3. | 980 | + | 37 | = |
|
| 4. | 560 | + | 31 | = |
|
| 5. | 640 | + | 81 | = |
|
| 6. | 670 | + | 22 | = |
|
| 7. | 470 | + | 61 | = |
|
| 8. | 760 | + | 64 | = |
|
| 9. | 850 | + | 83 | = |
|
| 10. | 190 | + | 43 | = |
|