Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 370 | + | 98 | = |
|
| 2. | 530 | + | 87 | = |
|
| 3. | 460 | + | 76 | = |
|
| 4. | 440 | + | 92 | = |
|
| 5. | 370 | + | 23 | = |
|
| 6. | 910 | + | 82 | = |
|
| 7. | 550 | + | 62 | = |
|
| 8. | 480 | + | 97 | = |
|
| 9. | 690 | + | 83 | = |
|
| 10. | 510 | + | 89 | = |
|
| Oefening 2 | |||||
| 1. | 360 | + | 41 | = |
|
| 2. | 570 | + | 81 | = |
|
| 3. | 790 | + | 18 | = |
|
| 4. | 160 | + | 72 | = |
|
| 5. | 690 | + | 53 | = |
|
| 6. | 480 | + | 96 | = |
|
| 7. | 580 | + | 17 | = |
|
| 8. | 290 | + | 5 | = |
|
| 9. | 180 | + | 18 | = |
|
| 10. | 740 | + | 87 | = |
|
| Oefening 3 | |||||
| 1. | 420 | + | 94 | = |
|
| 2. | 410 | + | 82 | = |
|
| 3. | 430 | + | 84 | = |
|
| 4. | 680 | + | 91 | = |
|
| 5. | 580 | + | 43 | = |
|
| 6. | 290 | + | 62 | = |
|
| 7. | 230 | + | 77 | = |
|
| 8. | 220 | + | 95 | = |
|
| 9. | 830 | + | 64 | = |
|
| 10. | 470 | + | 61 | = |
|
| Oefening 4 | |||||
| 1. | 910 | + | 88 | = |
|
| 2. | 290 | + | 38 | = |
|
| 3. | 820 | + | 86 | = |
|
| 4. | 380 | + | 18 | = |
|
| 5. | 820 | + | 81 | = |
|
| 6. | 610 | + | 87 | = |
|
| 7. | 360 | + | 74 | = |
|
| 8. | 730 | + | 78 | = |
|
| 9. | 380 | + | 45 | = |
|
| 10. | 780 | + | 81 | = |
|