Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 980 | + | 24 | = |
|
| 2. | 910 | + | 85 | = |
|
| 3. | 750 | + | 72 | = |
|
| 4. | 760 | + | 41 | = |
|
| 5. | 320 | + | 73 | = |
|
| 6. | 240 | + | 67 | = |
|
| 7. | 370 | + | 27 | = |
|
| 8. | 410 | + | 94 | = |
|
| 9. | 420 | + | 91 | = |
|
| 10. | 980 | + | 97 | = |
|
| Oefening 2 | |||||
| 1. | 370 | + | 45 | = |
|
| 2. | 310 | + | 88 | = |
|
| 3. | 760 | + | 41 | = |
|
| 4. | 240 | + | 68 | = |
|
| 5. | 340 | + | 82 | = |
|
| 6. | 430 | + | 91 | = |
|
| 7. | 410 | + | 83 | = |
|
| 8. | 970 | + | 45 | = |
|
| 9. | 810 | + | 95 | = |
|
| 10. | 850 | + | 74 | = |
|
| Oefening 3 | |||||
| 1. | 850 | + | 94 | = |
|
| 2. | 430 | + | 67 | = |
|
| 3. | 680 | + | 75 | = |
|
| 4. | 640 | + | 72 | = |
|
| 5. | 730 | + | 83 | = |
|
| 6. | 310 | + | 95 | = |
|
| 7. | 610 | + | 89 | = |
|
| 8. | 940 | + | 96 | = |
|
| 9. | 420 | + | 94 | = |
|
| 10. | 230 | + | 91 | = |
|
| Oefening 4 | |||||
| 1. | 450 | + | 97 | = |
|
| 2. | 810 | + | 95 | = |
|
| 3. | 370 | + | 27 | = |
|
| 4. | 590 | + | 58 | = |
|
| 5. | 680 | + | 97 | = |
|
| 6. | 250 | + | 87 | = |
|
| 7. | 830 | + | 97 | = |
|
| 8. | 310 | + | 97 | = |
|
| 9. | 460 | + | 36 | = |
|
| 10. | 330 | + | 71 | = |
|