Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 450 | + | 77 | = |
|
| 2. | 890 | + | 93 | = |
|
| 3. | 250 | + | 72 | = |
|
| 4. | 950 | + | 46 | = |
|
| 5. | 550 | + | 53 | = |
|
| 6. | 220 | + | 94 | = |
|
| 7. | 590 | + | 43 | = |
|
| 8. | 150 | + | 59 | = |
|
| 9. | 590 | + | 64 | = |
|
| 10. | 420 | + | 99 | = |
|
| Oefening 2 | |||||
| 1. | 470 | + | 41 | = |
|
| 2. | 520 | + | 97 | = |
|
| 3. | 250 | + | 88 | = |
|
| 4. | 510 | + | 82 | = |
|
| 5. | 340 | + | 78 | = |
|
| 6. | 530 | + | 89 | = |
|
| 7. | 780 | + | 77 | = |
|
| 8. | 670 | + | 22 | = |
|
| 9. | 240 | + | 66 | = |
|
| 10. | 850 | + | 42 | = |
|
| Oefening 3 | |||||
| 1. | 150 | + | 93 | = |
|
| 2. | 130 | + | 97 | = |
|
| 3. | 440 | + | 74 | = |
|
| 4. | 990 | + | 11 | = |
|
| 5. | 690 | + | 34 | = |
|
| 6. | 620 | + | 86 | = |
|
| 7. | 410 | + | 99 | = |
|
| 8. | 240 | + | 81 | = |
|
| 9. | 340 | + | 76 | = |
|
| 10. | 210 | + | 96 | = |
|
| Oefening 4 | |||||
| 1. | 710 | + | 83 | = |
|
| 2. | 710 | + | 92 | = |
|
| 3. | 530 | + | 78 | = |
|
| 4. | 860 | + | 61 | = |
|
| 5. | 890 | + | 11 | = |
|
| 6. | 260 | + | 58 | = |
|
| 7. | 460 | + | 94 | = |
|
| 8. | 350 | + | 42 | = |
|
| 9. | 920 | + | 92 | = |
|
| 10. | 270 | + | 33 | = |
|