Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 280 | + | 59 | = |
|
| 2. | 530 | + | 88 | = |
|
| 3. | 730 | + | 81 | = |
|
| 4. | 540 | + | 99 | = |
|
| 5. | 650 | + | 44 | = |
|
| 6. | 110 | + | 89 | = |
|
| 7. | 780 | + | 73 | = |
|
| 8. | 140 | + | 64 | = |
|
| 9. | 320 | + | 78 | = |
|
| 10. | 740 | + | 87 | = |
|
| Oefening 2 | |||||
| 1. | 670 | + | 98 | = |
|
| 2. | 330 | + | 89 | = |
|
| 3. | 680 | + | 75 | = |
|
| 4. | 190 | + | 75 | = |
|
| 5. | 690 | + | 8 | = |
|
| 6. | 490 | + | 6 | = |
|
| 7. | 480 | + | 15 | = |
|
| 8. | 630 | + | 84 | = |
|
| 9. | 510 | + | 85 | = |
|
| 10. | 320 | + | 96 | = |
|
| Oefening 3 | |||||
| 1. | 770 | + | 92 | = |
|
| 2. | 520 | + | 97 | = |
|
| 3. | 370 | + | 73 | = |
|
| 4. | 370 | + | 56 | = |
|
| 5. | 150 | + | 43 | = |
|
| 6. | 530 | + | 82 | = |
|
| 7. | 590 | + | 5 | = |
|
| 8. | 850 | + | 62 | = |
|
| 9. | 590 | + | 56 | = |
|
| 10. | 790 | + | 1 | = |
|
| Oefening 4 | |||||
| 1. | 690 | + | 8 | = |
|
| 2. | 690 | + | 52 | = |
|
| 3. | 980 | + | 49 | = |
|
| 4. | 790 | + | 22 | = |
|
| 5. | 340 | + | 53 | = |
|
| 6. | 770 | + | 59 | = |
|
| 7. | 450 | + | 73 | = |
|
| 8. | 760 | + | 59 | = |
|
| 9. | 930 | + | 95 | = |
|
| 10. | 150 | + | 59 | = |
|