Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 210 | + | 82 | = |
|
| 2. | 710 | + | 82 | = |
|
| 3. | 610 | + | 83 | = |
|
| 4. | 210 | + | 81 | = |
|
| 5. | 440 | + | 94 | = |
|
| 6. | 170 | + | 55 | = |
|
| 7. | 490 | + | 54 | = |
|
| 8. | 230 | + | 89 | = |
|
| 9. | 370 | + | 22 | = |
|
| 10. | 260 | + | 64 | = |
|
| Oefening 2 | |||||
| 1. | 350 | + | 41 | = |
|
| 2. | 710 | + | 97 | = |
|
| 3. | 250 | + | 82 | = |
|
| 4. | 420 | + | 75 | = |
|
| 5. | 440 | + | 96 | = |
|
| 6. | 910 | + | 94 | = |
|
| 7. | 730 | + | 95 | = |
|
| 8. | 710 | + | 85 | = |
|
| 9. | 120 | + | 71 | = |
|
| 10. | 330 | + | 94 | = |
|
| Oefening 3 | |||||
| 1. | 690 | + | 21 | = |
|
| 2. | 250 | + | 74 | = |
|
| 3. | 330 | + | 82 | = |
|
| 4. | 220 | + | 88 | = |
|
| 5. | 640 | + | 55 | = |
|
| 6. | 280 | + | 49 | = |
|
| 7. | 370 | + | 31 | = |
|
| 8. | 250 | + | 83 | = |
|
| 9. | 960 | + | 59 | = |
|
| 10. | 950 | + | 54 | = |
|
| Oefening 4 | |||||
| 1. | 120 | + | 98 | = |
|
| 2. | 890 | + | 81 | = |
|
| 3. | 430 | + | 97 | = |
|
| 4. | 410 | + | 85 | = |
|
| 5. | 990 | + | 14 | = |
|
| 6. | 430 | + | 81 | = |
|
| 7. | 790 | + | 34 | = |
|
| 8. | 460 | + | 55 | = |
|
| 9. | 690 | + | 24 | = |
|
| 10. | 310 | + | 87 | = |
|