Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 560 | + | 85 | = |
|
| 2. | 370 | + | 37 | = |
|
| 3. | 810 | + | 81 | = |
|
| 4. | 780 | + | 28 | = |
|
| 5. | 720 | + | 97 | = |
|
| 6. | 480 | + | 46 | = |
|
| 7. | 470 | + | 92 | = |
|
| 8. | 610 | + | 81 | = |
|
| 9. | 530 | + | 87 | = |
|
| 10. | 150 | + | 93 | = |
|
| Oefening 2 | |||||
| 1. | 670 | + | 97 | = |
|
| 2. | 610 | + | 83 | = |
|
| 3. | 510 | + | 98 | = |
|
| 4. | 420 | + | 72 | = |
|
| 5. | 160 | + | 74 | = |
|
| 6. | 590 | + | 36 | = |
|
| 7. | 590 | + | 35 | = |
|
| 8. | 730 | + | 82 | = |
|
| 9. | 920 | + | 83 | = |
|
| 10. | 540 | + | 79 | = |
|
| Oefening 3 | |||||
| 1. | 710 | + | 98 | = |
|
| 2. | 350 | + | 43 | = |
|
| 3. | 860 | + | 91 | = |
|
| 4. | 460 | + | 79 | = |
|
| 5. | 390 | + | 29 | = |
|
| 6. | 460 | + | 48 | = |
|
| 7. | 570 | + | 44 | = |
|
| 8. | 180 | + | 75 | = |
|
| 9. | 230 | + | 87 | = |
|
| 10. | 120 | + | 74 | = |
|
| Oefening 4 | |||||
| 1. | 930 | + | 94 | = |
|
| 2. | 280 | + | 31 | = |
|
| 3. | 360 | + | 48 | = |
|
| 4. | 640 | + | 84 | = |
|
| 5. | 270 | + | 72 | = |
|
| 6. | 850 | + | 43 | = |
|
| 7. | 190 | + | 4 | = |
|
| 8. | 310 | + | 92 | = |
|
| 9. | 490 | + | 2 | = |
|
| 10. | 580 | + | 25 | = |
|