Optellen van tientallen t/m een honderdtal
Optellen
| Oefening 1 | |||||
| 1. | 360 | + | 40 | = |
|
| 2. | 270 | + | 30 | = |
|
| 3. | 370 | + | 30 | = |
|
| 4. | 450 | + | 50 | = |
|
| 5. | 960 | + | 40 | = |
|
| 6. | 790 | + | 10 | = |
|
| 7. | 140 | + | 60 | = |
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| 8. | 330 | + | 70 | = |
|
| 9. | 730 | + | 70 | = |
|
| 10. | 750 | + | 50 | = |
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| Oefening 2 | |||||
| 1. | 620 | + | 80 | = |
|
| 2. | 220 | + | 80 | = |
|
| 3. | 560 | + | 40 | = |
|
| 4. | 940 | + | 60 | = |
|
| 5. | 570 | + | 30 | = |
|
| 6. | 330 | + | 70 | = |
|
| 7. | 420 | + | 80 | = |
|
| 8. | 860 | + | 40 | = |
|
| 9. | 560 | + | 40 | = |
|
| 10. | 570 | + | 30 | = |
|
| Oefening 3 | |||||
| 1. | 580 | + | 20 | = |
|
| 2. | 230 | + | 70 | = |
|
| 3. | 120 | + | 80 | = |
|
| 4. | 980 | + | 20 | = |
|
| 5. | 420 | + | 80 | = |
|
| 6. | 650 | + | 50 | = |
|
| 7. | 530 | + | 70 | = |
|
| 8. | 930 | + | 70 | = |
|
| 9. | 380 | + | 20 | = |
|
| 10. | 380 | + | 20 | = |
|
| Oefening 4 | |||||
| 1. | 650 | + | 50 | = |
|
| 2. | 380 | + | 20 | = |
|
| 3. | 320 | + | 80 | = |
|
| 4. | 670 | + | 30 | = |
|
| 5. | 330 | + | 70 | = |
|
| 6. | 330 | + | 70 | = |
|
| 7. | 380 | + | 20 | = |
|
| 8. | 250 | + | 50 | = |
|
| 9. | 670 | + | 30 | = |
|
| 10. | 330 | + | 70 | = |
|