Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 820 | + | 73 | = |
|
| 2. | 840 | + | 55 | = |
|
| 3. | 620 | + | 84 | = |
|
| 4. | 130 | + | 92 | = |
|
| 5. | 810 | + | 86 | = |
|
| 6. | 810 | + | 95 | = |
|
| 7. | 410 | + | 89 | = |
|
| 8. | 210 | + | 92 | = |
|
| 9. | 340 | + | 69 | = |
|
| 10. | 830 | + | 74 | = |
|
| Oefening 2 | |||||
| 1. | 310 | + | 99 | = |
|
| 2. | 830 | + | 73 | = |
|
| 3. | 320 | + | 94 | = |
|
| 4. | 510 | + | 89 | = |
|
| 5. | 610 | + | 88 | = |
|
| 6. | 540 | + | 85 | = |
|
| 7. | 540 | + | 61 | = |
|
| 8. | 730 | + | 97 | = |
|
| 9. | 220 | + | 75 | = |
|
| 10. | 250 | + | 55 | = |
|
| Oefening 3 | |||||
| 1. | 350 | + | 51 | = |
|
| 2. | 440 | + | 61 | = |
|
| 3. | 110 | + | 93 | = |
|
| 4. | 280 | + | 47 | = |
|
| 5. | 490 | + | 58 | = |
|
| 6. | 850 | + | 93 | = |
|
| 7. | 740 | + | 89 | = |
|
| 8. | 590 | + | 68 | = |
|
| 9. | 920 | + | 76 | = |
|
| 10. | 520 | + | 89 | = |
|
| Oefening 4 | |||||
| 1. | 590 | + | 1 | = |
|
| 2. | 510 | + | 85 | = |
|
| 3. | 840 | + | 75 | = |
|
| 4. | 420 | + | 88 | = |
|
| 5. | 710 | + | 95 | = |
|
| 6. | 630 | + | 83 | = |
|
| 7. | 790 | + | 87 | = |
|
| 8. | 650 | + | 84 | = |
|
| 9. | 730 | + | 78 | = |
|
| 10. | 240 | + | 58 | = |
|