Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 820 | + | 92 | = |
|
| 2. | 820 | + | 82 | = |
|
| 3. | 990 | + | 87 | = |
|
| 4. | 330 | + | 66 | = |
|
| 5. | 290 | + | 9 | = |
|
| 6. | 960 | + | 63 | = |
|
| 7. | 410 | + | 81 | = |
|
| 8. | 740 | + | 84 | = |
|
| 9. | 790 | + | 4 | = |
|
| 10. | 270 | + | 49 | = |
|
| Oefening 2 | |||||
| 1. | 420 | + | 79 | = |
|
| 2. | 850 | + | 67 | = |
|
| 3. | 460 | + | 91 | = |
|
| 4. | 150 | + | 54 | = |
|
| 5. | 540 | + | 79 | = |
|
| 6. | 830 | + | 91 | = |
|
| 7. | 870 | + | 67 | = |
|
| 8. | 980 | + | 99 | = |
|
| 9. | 620 | + | 77 | = |
|
| 10. | 430 | + | 68 | = |
|
| Oefening 3 | |||||
| 1. | 980 | + | 38 | = |
|
| 2. | 560 | + | 92 | = |
|
| 3. | 160 | + | 45 | = |
|
| 4. | 850 | + | 73 | = |
|
| 5. | 970 | + | 62 | = |
|
| 6. | 770 | + | 51 | = |
|
| 7. | 320 | + | 82 | = |
|
| 8. | 990 | + | 51 | = |
|
| 9. | 450 | + | 59 | = |
|
| 10. | 770 | + | 38 | = |
|
| Oefening 4 | |||||
| 1. | 980 | + | 26 | = |
|
| 2. | 540 | + | 79 | = |
|
| 3. | 220 | + | 78 | = |
|
| 4. | 980 | + | 45 | = |
|
| 5. | 930 | + | 69 | = |
|
| 6. | 860 | + | 54 | = |
|
| 7. | 280 | + | 42 | = |
|
| 8. | 840 | + | 63 | = |
|
| 9. | 460 | + | 82 | = |
|
| 10. | 350 | + | 63 | = |
|