Optellen van tientallen t/m een honderdtal
Optellen
| Oefening 1 | |||||
| 1. | 590 | + | 10 | = |
|
| 2. | 180 | + | 20 | = |
|
| 3. | 870 | + | 30 | = |
|
| 4. | 760 | + | 40 | = |
|
| 5. | 440 | + | 60 | = |
|
| 6. | 960 | + | 40 | = |
|
| 7. | 510 | + | 90 | = |
|
| 8. | 280 | + | 20 | = |
|
| 9. | 180 | + | 20 | = |
|
| 10. | 430 | + | 70 | = |
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| Oefening 2 | |||||
| 1. | 220 | + | 80 | = |
|
| 2. | 620 | + | 80 | = |
|
| 3. | 980 | + | 20 | = |
|
| 4. | 420 | + | 80 | = |
|
| 5. | 150 | + | 50 | = |
|
| 6. | 890 | + | 10 | = |
|
| 7. | 540 | + | 60 | = |
|
| 8. | 910 | + | 90 | = |
|
| 9. | 740 | + | 60 | = |
|
| 10. | 630 | + | 70 | = |
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| Oefening 3 | |||||
| 1. | 270 | + | 30 | = |
|
| 2. | 870 | + | 30 | = |
|
| 3. | 430 | + | 70 | = |
|
| 4. | 880 | + | 20 | = |
|
| 5. | 780 | + | 20 | = |
|
| 6. | 840 | + | 60 | = |
|
| 7. | 750 | + | 50 | = |
|
| 8. | 740 | + | 60 | = |
|
| 9. | 210 | + | 90 | = |
|
| 10. | 720 | + | 80 | = |
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| Oefening 4 | |||||
| 1. | 150 | + | 50 | = |
|
| 2. | 970 | + | 30 | = |
|
| 3. | 650 | + | 50 | = |
|
| 4. | 840 | + | 60 | = |
|
| 5. | 510 | + | 90 | = |
|
| 6. | 730 | + | 70 | = |
|
| 7. | 270 | + | 30 | = |
|
| 8. | 310 | + | 90 | = |
|
| 9. | 410 | + | 90 | = |
|
| 10. | 850 | + | 50 | = |
|