Optellen van tientallen t/m een honderdtal
Optellen
| Oefening 1 | |||||
| 1. | 640 | + | 60 | = |
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| 2. | 610 | + | 90 | = |
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| 3. | 540 | + | 60 | = |
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| 4. | 560 | + | 40 | = |
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| 5. | 730 | + | 70 | = |
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| 6. | 760 | + | 40 | = |
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| 7. | 950 | + | 50 | = |
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| 8. | 190 | + | 10 | = |
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| 9. | 970 | + | 30 | = |
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| 10. | 640 | + | 60 | = |
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| Oefening 2 | |||||
| 1. | 240 | + | 60 | = |
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| 2. | 430 | + | 70 | = |
|
| 3. | 990 | + | 10 | = |
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| 4. | 820 | + | 80 | = |
|
| 5. | 560 | + | 40 | = |
|
| 6. | 930 | + | 70 | = |
|
| 7. | 970 | + | 30 | = |
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| 8. | 430 | + | 70 | = |
|
| 9. | 580 | + | 20 | = |
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| 10. | 320 | + | 80 | = |
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| Oefening 3 | |||||
| 1. | 210 | + | 90 | = |
|
| 2. | 750 | + | 50 | = |
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| 3. | 760 | + | 40 | = |
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| 4. | 960 | + | 40 | = |
|
| 5. | 510 | + | 90 | = |
|
| 6. | 470 | + | 30 | = |
|
| 7. | 730 | + | 70 | = |
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| 8. | 710 | + | 90 | = |
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| 9. | 870 | + | 30 | = |
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| 10. | 390 | + | 10 | = |
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| Oefening 4 | |||||
| 1. | 490 | + | 10 | = |
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| 2. | 440 | + | 60 | = |
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| 3. | 870 | + | 30 | = |
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| 4. | 310 | + | 90 | = |
|
| 5. | 470 | + | 30 | = |
|
| 6. | 320 | + | 80 | = |
|
| 7. | 430 | + | 70 | = |
|
| 8. | 370 | + | 30 | = |
|
| 9. | 930 | + | 70 | = |
|
| 10. | 570 | + | 30 | = |
|