Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 820 | + | 88 | = |
|
| 2. | 460 | + | 81 | = |
|
| 3. | 650 | + | 41 | = |
|
| 4. | 180 | + | 18 | = |
|
| 5. | 960 | + | 38 | = |
|
| 6. | 270 | + | 98 | = |
|
| 7. | 720 | + | 84 | = |
|
| 8. | 290 | + | 41 | = |
|
| 9. | 950 | + | 74 | = |
|
| 10. | 720 | + | 87 | = |
|
| Oefening 2 | |||||
| 1. | 610 | + | 83 | = |
|
| 2. | 860 | + | 38 | = |
|
| 3. | 250 | + | 97 | = |
|
| 4. | 690 | + | 57 | = |
|
| 5. | 410 | + | 91 | = |
|
| 6. | 440 | + | 84 | = |
|
| 7. | 360 | + | 72 | = |
|
| 8. | 440 | + | 51 | = |
|
| 9. | 570 | + | 24 | = |
|
| 10. | 850 | + | 89 | = |
|
| Oefening 3 | |||||
| 1. | 520 | + | 82 | = |
|
| 2. | 870 | + | 93 | = |
|
| 3. | 280 | + | 62 | = |
|
| 4. | 990 | + | 45 | = |
|
| 5. | 690 | + | 27 | = |
|
| 6. | 310 | + | 98 | = |
|
| 7. | 980 | + | 62 | = |
|
| 8. | 460 | + | 55 | = |
|
| 9. | 590 | + | 67 | = |
|
| 10. | 730 | + | 83 | = |
|
| Oefening 4 | |||||
| 1. | 660 | + | 64 | = |
|
| 2. | 470 | + | 93 | = |
|
| 3. | 670 | + | 92 | = |
|
| 4. | 480 | + | 79 | = |
|
| 5. | 530 | + | 63 | = |
|
| 6. | 980 | + | 83 | = |
|
| 7. | 560 | + | 32 | = |
|
| 8. | 380 | + | 69 | = |
|
| 9. | 650 | + | 74 | = |
|
| 10. | 520 | + | 76 | = |
|