Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 830 | + | 61 | = |
|
| 2. | 220 | + | 71 | = |
|
| 3. | 680 | + | 66 | = |
|
| 4. | 440 | + | 58 | = |
|
| 5. | 120 | + | 86 | = |
|
| 6. | 980 | + | 98 | = |
|
| 7. | 820 | + | 81 | = |
|
| 8. | 750 | + | 49 | = |
|
| 9. | 420 | + | 73 | = |
|
| 10. | 510 | + | 98 | = |
|
| Oefening 2 | |||||
| 1. | 290 | + | 32 | = |
|
| 2. | 440 | + | 73 | = |
|
| 3. | 160 | + | 33 | = |
|
| 4. | 210 | + | 82 | = |
|
| 5. | 490 | + | 11 | = |
|
| 6. | 120 | + | 88 | = |
|
| 7. | 470 | + | 92 | = |
|
| 8. | 610 | + | 81 | = |
|
| 9. | 410 | + | 86 | = |
|
| 10. | 930 | + | 68 | = |
|
| Oefening 3 | |||||
| 1. | 180 | + | 11 | = |
|
| 2. | 530 | + | 68 | = |
|
| 3. | 290 | + | 72 | = |
|
| 4. | 670 | + | 24 | = |
|
| 5. | 420 | + | 95 | = |
|
| 6. | 990 | + | 28 | = |
|
| 7. | 190 | + | 81 | = |
|
| 8. | 990 | + | 68 | = |
|
| 9. | 770 | + | 91 | = |
|
| 10. | 120 | + | 95 | = |
|
| Oefening 4 | |||||
| 1. | 780 | + | 41 | = |
|
| 2. | 250 | + | 84 | = |
|
| 3. | 440 | + | 88 | = |
|
| 4. | 230 | + | 65 | = |
|
| 5. | 820 | + | 79 | = |
|
| 6. | 970 | + | 36 | = |
|
| 7. | 270 | + | 88 | = |
|
| 8. | 160 | + | 53 | = |
|
| 9. | 410 | + | 95 | = |
|
| 10. | 280 | + | 11 | = |
|