Optellen van tientallen t/m een honderdtal
Optellen
| Oefening 1 | |||||
| 1. | 190 | + | 10 | = |
|
| 2. | 460 | + | 40 | = |
|
| 3. | 270 | + | 30 | = |
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| 4. | 620 | + | 80 | = |
|
| 5. | 420 | + | 80 | = |
|
| 6. | 380 | + | 20 | = |
|
| 7. | 970 | + | 30 | = |
|
| 8. | 780 | + | 20 | = |
|
| 9. | 340 | + | 60 | = |
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| 10. | 670 | + | 30 | = |
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| Oefening 2 | |||||
| 1. | 410 | + | 90 | = |
|
| 2. | 510 | + | 90 | = |
|
| 3. | 640 | + | 60 | = |
|
| 4. | 890 | + | 10 | = |
|
| 5. | 930 | + | 70 | = |
|
| 6. | 370 | + | 30 | = |
|
| 7. | 960 | + | 40 | = |
|
| 8. | 340 | + | 60 | = |
|
| 9. | 580 | + | 20 | = |
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| 10. | 390 | + | 10 | = |
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| Oefening 3 | |||||
| 1. | 510 | + | 90 | = |
|
| 2. | 470 | + | 30 | = |
|
| 3. | 110 | + | 90 | = |
|
| 4. | 590 | + | 10 | = |
|
| 5. | 960 | + | 40 | = |
|
| 6. | 820 | + | 80 | = |
|
| 7. | 570 | + | 30 | = |
|
| 8. | 550 | + | 50 | = |
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| 9. | 850 | + | 50 | = |
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| 10. | 840 | + | 60 | = |
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| Oefening 4 | |||||
| 1. | 710 | + | 90 | = |
|
| 2. | 630 | + | 70 | = |
|
| 3. | 560 | + | 40 | = |
|
| 4. | 160 | + | 40 | = |
|
| 5. | 160 | + | 40 | = |
|
| 6. | 110 | + | 90 | = |
|
| 7. | 870 | + | 30 | = |
|
| 8. | 820 | + | 80 | = |
|
| 9. | 420 | + | 80 | = |
|
| 10. | 760 | + | 40 | = |
|