Met tientallen over het honderdtal
Optellen
| Oefening 1 | |||||
| 1. | 710 | + | 90 | = |
|
| 2. | 970 | + | 50 | = |
|
| 3. | 710 | + | 90 | = |
|
| 4. | 840 | + | 60 | = |
|
| 5. | 790 | + | 40 | = |
|
| 6. | 310 | + | 80 | = |
|
| 7. | 690 | + | 30 | = |
|
| 8. | 380 | + | 70 | = |
|
| 9. | 380 | + | 80 | = |
|
| 10. | 530 | + | 70 | = |
|
| Oefening 2 | |||||
| 1. | 840 | + | 70 | = |
|
| 2. | 330 | + | 90 | = |
|
| 3. | 460 | + | 50 | = |
|
| 4. | 950 | + | 70 | = |
|
| 5. | 830 | + | 80 | = |
|
| 6. | 340 | + | 60 | = |
|
| 7. | 360 | + | 80 | = |
|
| 8. | 460 | + | 30 | = |
|
| 9. | 670 | + | 60 | = |
|
| 10. | 550 | + | 50 | = |
|
| Oefening 3 | |||||
| 1. | 790 | + | 50 | = |
|
| 2. | 390 | + | 20 | = |
|
| 3. | 340 | + | 50 | = |
|
| 4. | 990 | + | 90 | = |
|
| 5. | 950 | + | 70 | = |
|
| 6. | 190 | + | 30 | = |
|
| 7. | 320 | + | 70 | = |
|
| 8. | 590 | + | 10 | = |
|
| 9. | 830 | + | 70 | = |
|
| 10. | 450 | + | 90 | = |
|
| Oefening 4 | |||||
| 1. | 450 | + | 90 | = |
|
| 2. | 420 | + | 70 | = |
|
| 3. | 580 | + | 10 | = |
|
| 4. | 940 | + | 50 | = |
|
| 5. | 380 | + | 50 | = |
|
| 6. | 590 | + | 80 | = |
|
| 7. | 520 | + | 70 | = |
|
| 8. | 610 | + | 90 | = |
|
| 9. | 360 | + | 60 | = |
|
| 10. | 490 | + | 0 | = |
|