Optellen van tientallen t/m een honderdtal
Optellen
| Oefening 1 | |||||
| 1. | 590 | + | 10 | = |
|
| 2. | 540 | + | 60 | = |
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| 3. | 630 | + | 70 | = |
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| 4. | 570 | + | 30 | = |
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| 5. | 660 | + | 40 | = |
|
| 6. | 280 | + | 20 | = |
|
| 7. | 760 | + | 40 | = |
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| 8. | 680 | + | 20 | = |
|
| 9. | 690 | + | 10 | = |
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| 10. | 750 | + | 50 | = |
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| Oefening 2 | |||||
| 1. | 760 | + | 40 | = |
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| 2. | 350 | + | 50 | = |
|
| 3. | 340 | + | 60 | = |
|
| 4. | 940 | + | 60 | = |
|
| 5. | 780 | + | 20 | = |
|
| 6. | 930 | + | 70 | = |
|
| 7. | 290 | + | 10 | = |
|
| 8. | 820 | + | 80 | = |
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| 9. | 470 | + | 30 | = |
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| 10. | 780 | + | 20 | = |
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| Oefening 3 | |||||
| 1. | 670 | + | 30 | = |
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| 2. | 310 | + | 90 | = |
|
| 3. | 850 | + | 50 | = |
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| 4. | 360 | + | 40 | = |
|
| 5. | 880 | + | 20 | = |
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| 6. | 670 | + | 30 | = |
|
| 7. | 390 | + | 10 | = |
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| 8. | 160 | + | 40 | = |
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| 9. | 250 | + | 50 | = |
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| 10. | 750 | + | 50 | = |
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| Oefening 4 | |||||
| 1. | 850 | + | 50 | = |
|
| 2. | 570 | + | 30 | = |
|
| 3. | 380 | + | 20 | = |
|
| 4. | 740 | + | 60 | = |
|
| 5. | 490 | + | 10 | = |
|
| 6. | 690 | + | 10 | = |
|
| 7. | 240 | + | 60 | = |
|
| 8. | 480 | + | 20 | = |
|
| 9. | 540 | + | 60 | = |
|
| 10. | 190 | + | 10 | = |
|