Optellen van tientallen t/m een honderdtal
Optellen
| Oefening 1 | |||||
| 1. | 690 | + | 10 | = |
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| 2. | 810 | + | 90 | = |
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| 3. | 510 | + | 90 | = |
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| 4. | 290 | + | 10 | = |
|
| 5. | 490 | + | 10 | = |
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| 6. | 210 | + | 90 | = |
|
| 7. | 930 | + | 70 | = |
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| 8. | 250 | + | 50 | = |
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| 9. | 440 | + | 60 | = |
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| 10. | 840 | + | 60 | = |
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| Oefening 2 | |||||
| 1. | 350 | + | 50 | = |
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| 2. | 330 | + | 70 | = |
|
| 3. | 890 | + | 10 | = |
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| 4. | 330 | + | 70 | = |
|
| 5. | 390 | + | 10 | = |
|
| 6. | 810 | + | 90 | = |
|
| 7. | 980 | + | 20 | = |
|
| 8. | 870 | + | 30 | = |
|
| 9. | 380 | + | 20 | = |
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| 10. | 610 | + | 90 | = |
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| Oefening 3 | |||||
| 1. | 340 | + | 60 | = |
|
| 2. | 710 | + | 90 | = |
|
| 3. | 110 | + | 90 | = |
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| 4. | 340 | + | 60 | = |
|
| 5. | 520 | + | 80 | = |
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| 6. | 420 | + | 80 | = |
|
| 7. | 670 | + | 30 | = |
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| 8. | 540 | + | 60 | = |
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| 9. | 830 | + | 70 | = |
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| 10. | 870 | + | 30 | = |
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| Oefening 4 | |||||
| 1. | 770 | + | 30 | = |
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| 2. | 160 | + | 40 | = |
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| 3. | 950 | + | 50 | = |
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| 4. | 430 | + | 70 | = |
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| 5. | 330 | + | 70 | = |
|
| 6. | 770 | + | 30 | = |
|
| 7. | 990 | + | 10 | = |
|
| 8. | 950 | + | 50 | = |
|
| 9. | 290 | + | 10 | = |
|
| 10. | 480 | + | 20 | = |
|