Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 990 | + | 76 | = |
|
| 2. | 890 | + | 21 | = |
|
| 3. | 480 | + | 48 | = |
|
| 4. | 960 | + | 54 | = |
|
| 5. | 120 | + | 71 | = |
|
| 6. | 420 | + | 86 | = |
|
| 7. | 280 | + | 62 | = |
|
| 8. | 780 | + | 28 | = |
|
| 9. | 330 | + | 93 | = |
|
| 10. | 410 | + | 93 | = |
|
| Oefening 2 | |||||
| 1. | 440 | + | 78 | = |
|
| 2. | 270 | + | 84 | = |
|
| 3. | 620 | + | 73 | = |
|
| 4. | 270 | + | 99 | = |
|
| 5. | 120 | + | 83 | = |
|
| 6. | 170 | + | 77 | = |
|
| 7. | 840 | + | 99 | = |
|
| 8. | 820 | + | 89 | = |
|
| 9. | 540 | + | 59 | = |
|
| 10. | 730 | + | 77 | = |
|
| Oefening 3 | |||||
| 1. | 350 | + | 45 | = |
|
| 2. | 130 | + | 91 | = |
|
| 3. | 530 | + | 94 | = |
|
| 4. | 220 | + | 85 | = |
|
| 5. | 450 | + | 78 | = |
|
| 6. | 160 | + | 65 | = |
|
| 7. | 350 | + | 83 | = |
|
| 8. | 880 | + | 39 | = |
|
| 9. | 690 | + | 73 | = |
|
| 10. | 820 | + | 83 | = |
|
| Oefening 4 | |||||
| 1. | 460 | + | 37 | = |
|
| 2. | 390 | + | 25 | = |
|
| 3. | 720 | + | 89 | = |
|
| 4. | 510 | + | 85 | = |
|
| 5. | 460 | + | 55 | = |
|
| 6. | 920 | + | 82 | = |
|
| 7. | 710 | + | 85 | = |
|
| 8. | 650 | + | 48 | = |
|
| 9. | 520 | + | 79 | = |
|
| 10. | 350 | + | 94 | = |
|