Optellen van tientallen t/m een honderdtal
Optellen
| Oefening 1 | |||||
| 1. | 680 | + | 20 | = |
|
| 2. | 240 | + | 60 | = |
|
| 3. | 770 | + | 30 | = |
|
| 4. | 160 | + | 40 | = |
|
| 5. | 880 | + | 20 | = |
|
| 6. | 170 | + | 30 | = |
|
| 7. | 270 | + | 30 | = |
|
| 8. | 950 | + | 50 | = |
|
| 9. | 410 | + | 90 | = |
|
| 10. | 530 | + | 70 | = |
|
| Oefening 2 | |||||
| 1. | 880 | + | 20 | = |
|
| 2. | 340 | + | 60 | = |
|
| 3. | 320 | + | 80 | = |
|
| 4. | 790 | + | 10 | = |
|
| 5. | 180 | + | 20 | = |
|
| 6. | 410 | + | 90 | = |
|
| 7. | 570 | + | 30 | = |
|
| 8. | 140 | + | 60 | = |
|
| 9. | 980 | + | 20 | = |
|
| 10. | 150 | + | 50 | = |
|
| Oefening 3 | |||||
| 1. | 240 | + | 60 | = |
|
| 2. | 690 | + | 10 | = |
|
| 3. | 440 | + | 60 | = |
|
| 4. | 980 | + | 20 | = |
|
| 5. | 670 | + | 30 | = |
|
| 6. | 730 | + | 70 | = |
|
| 7. | 150 | + | 50 | = |
|
| 8. | 840 | + | 60 | = |
|
| 9. | 920 | + | 80 | = |
|
| 10. | 550 | + | 50 | = |
|
| Oefening 4 | |||||
| 1. | 890 | + | 10 | = |
|
| 2. | 190 | + | 10 | = |
|
| 3. | 450 | + | 50 | = |
|
| 4. | 740 | + | 60 | = |
|
| 5. | 240 | + | 60 | = |
|
| 6. | 190 | + | 10 | = |
|
| 7. | 140 | + | 60 | = |
|
| 8. | 920 | + | 80 | = |
|
| 9. | 830 | + | 70 | = |
|
| 10. | 280 | + | 20 | = |
|