Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 590 | + | 93 | = |
|
| 2. | 480 | + | 46 | = |
|
| 3. | 770 | + | 86 | = |
|
| 4. | 590 | + | 2 | = |
|
| 5. | 650 | + | 93 | = |
|
| 6. | 150 | + | 79 | = |
|
| 7. | 540 | + | 87 | = |
|
| 8. | 370 | + | 49 | = |
|
| 9. | 190 | + | 32 | = |
|
| 10. | 590 | + | 41 | = |
|
| Oefening 2 | |||||
| 1. | 120 | + | 99 | = |
|
| 2. | 510 | + | 98 | = |
|
| 3. | 640 | + | 95 | = |
|
| 4. | 350 | + | 72 | = |
|
| 5. | 120 | + | 99 | = |
|
| 6. | 560 | + | 84 | = |
|
| 7. | 490 | + | 91 | = |
|
| 8. | 420 | + | 79 | = |
|
| 9. | 120 | + | 87 | = |
|
| 10. | 420 | + | 71 | = |
|
| Oefening 3 | |||||
| 1. | 640 | + | 66 | = |
|
| 2. | 580 | + | 47 | = |
|
| 3. | 720 | + | 83 | = |
|
| 4. | 590 | + | 52 | = |
|
| 5. | 980 | + | 82 | = |
|
| 6. | 420 | + | 79 | = |
|
| 7. | 320 | + | 83 | = |
|
| 8. | 140 | + | 91 | = |
|
| 9. | 320 | + | 93 | = |
|
| 10. | 320 | + | 71 | = |
|
| Oefening 4 | |||||
| 1. | 850 | + | 91 | = |
|
| 2. | 420 | + | 96 | = |
|
| 3. | 240 | + | 87 | = |
|
| 4. | 580 | + | 94 | = |
|
| 5. | 260 | + | 98 | = |
|
| 6. | 590 | + | 21 | = |
|
| 7. | 940 | + | 77 | = |
|
| 8. | 780 | + | 66 | = |
|
| 9. | 530 | + | 76 | = |
|
| 10. | 390 | + | 57 | = |
|