Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 320 | + | 73 | = |
|
| 2. | 580 | + | 74 | = |
|
| 3. | 430 | + | 88 | = |
|
| 4. | 370 | + | 24 | = |
|
| 5. | 420 | + | 79 | = |
|
| 6. | 310 | + | 82 | = |
|
| 7. | 410 | + | 84 | = |
|
| 8. | 510 | + | 97 | = |
|
| 9. | 820 | + | 83 | = |
|
| 10. | 510 | + | 81 | = |
|
| Oefening 2 | |||||
| 1. | 670 | + | 86 | = |
|
| 2. | 980 | + | 27 | = |
|
| 3. | 890 | + | 44 | = |
|
| 4. | 890 | + | 72 | = |
|
| 5. | 630 | + | 76 | = |
|
| 6. | 780 | + | 99 | = |
|
| 7. | 410 | + | 85 | = |
|
| 8. | 840 | + | 95 | = |
|
| 9. | 530 | + | 95 | = |
|
| 10. | 190 | + | 94 | = |
|
| Oefening 3 | |||||
| 1. | 430 | + | 67 | = |
|
| 2. | 420 | + | 73 | = |
|
| 3. | 810 | + | 99 | = |
|
| 4. | 580 | + | 94 | = |
|
| 5. | 310 | + | 92 | = |
|
| 6. | 690 | + | 43 | = |
|
| 7. | 220 | + | 85 | = |
|
| 8. | 760 | + | 35 | = |
|
| 9. | 240 | + | 94 | = |
|
| 10. | 310 | + | 82 | = |
|
| Oefening 4 | |||||
| 1. | 410 | + | 82 | = |
|
| 2. | 830 | + | 62 | = |
|
| 3. | 140 | + | 85 | = |
|
| 4. | 890 | + | 55 | = |
|
| 5. | 930 | + | 64 | = |
|
| 6. | 670 | + | 34 | = |
|
| 7. | 980 | + | 82 | = |
|
| 8. | 830 | + | 92 | = |
|
| 9. | 860 | + | 98 | = |
|
| 10. | 850 | + | 44 | = |
|