Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 440 | + | 53 | = |
|
| 2. | 620 | + | 88 | = |
|
| 3. | 970 | + | 29 | = |
|
| 4. | 380 | + | 72 | = |
|
| 5. | 560 | + | 88 | = |
|
| 6. | 390 | + | 6 | = |
|
| 7. | 180 | + | 25 | = |
|
| 8. | 990 | + | 24 | = |
|
| 9. | 220 | + | 91 | = |
|
| 10. | 680 | + | 75 | = |
|
| Oefening 2 | |||||
| 1. | 280 | + | 57 | = |
|
| 2. | 770 | + | 93 | = |
|
| 3. | 410 | + | 87 | = |
|
| 4. | 890 | + | 76 | = |
|
| 5. | 750 | + | 95 | = |
|
| 6. | 950 | + | 85 | = |
|
| 7. | 520 | + | 82 | = |
|
| 8. | 610 | + | 96 | = |
|
| 9. | 170 | + | 48 | = |
|
| 10. | 790 | + | 81 | = |
|
| Oefening 3 | |||||
| 1. | 220 | + | 75 | = |
|
| 2. | 780 | + | 68 | = |
|
| 3. | 360 | + | 42 | = |
|
| 4. | 430 | + | 99 | = |
|
| 5. | 890 | + | 34 | = |
|
| 6. | 180 | + | 38 | = |
|
| 7. | 230 | + | 82 | = |
|
| 8. | 330 | + | 65 | = |
|
| 9. | 750 | + | 73 | = |
|
| 10. | 610 | + | 88 | = |
|
| Oefening 4 | |||||
| 1. | 950 | + | 41 | = |
|
| 2. | 170 | + | 58 | = |
|
| 3. | 510 | + | 82 | = |
|
| 4. | 130 | + | 81 | = |
|
| 5. | 110 | + | 91 | = |
|
| 6. | 780 | + | 39 | = |
|
| 7. | 680 | + | 31 | = |
|
| 8. | 530 | + | 77 | = |
|
| 9. | 850 | + | 55 | = |
|
| 10. | 490 | + | 4 | = |
|