Optellen van tientallen t/m een honderdtal
Optellen
| Oefening 1 | |||||
| 1. | 860 | + | 40 | = |
|
| 2. | 320 | + | 80 | = |
|
| 3. | 880 | + | 20 | = |
|
| 4. | 980 | + | 20 | = |
|
| 5. | 120 | + | 80 | = |
|
| 6. | 880 | + | 20 | = |
|
| 7. | 630 | + | 70 | = |
|
| 8. | 270 | + | 30 | = |
|
| 9. | 850 | + | 50 | = |
|
| 10. | 840 | + | 60 | = |
|
| Oefening 2 | |||||
| 1. | 370 | + | 30 | = |
|
| 2. | 150 | + | 50 | = |
|
| 3. | 320 | + | 80 | = |
|
| 4. | 610 | + | 90 | = |
|
| 5. | 290 | + | 10 | = |
|
| 6. | 630 | + | 70 | = |
|
| 7. | 480 | + | 20 | = |
|
| 8. | 890 | + | 10 | = |
|
| 9. | 460 | + | 40 | = |
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| 10. | 230 | + | 70 | = |
|
| Oefening 3 | |||||
| 1. | 470 | + | 30 | = |
|
| 2. | 920 | + | 80 | = |
|
| 3. | 350 | + | 50 | = |
|
| 4. | 630 | + | 70 | = |
|
| 5. | 750 | + | 50 | = |
|
| 6. | 570 | + | 30 | = |
|
| 7. | 990 | + | 10 | = |
|
| 8. | 680 | + | 20 | = |
|
| 9. | 540 | + | 60 | = |
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| 10. | 490 | + | 10 | = |
|
| Oefening 4 | |||||
| 1. | 370 | + | 30 | = |
|
| 2. | 830 | + | 70 | = |
|
| 3. | 180 | + | 20 | = |
|
| 4. | 130 | + | 70 | = |
|
| 5. | 630 | + | 70 | = |
|
| 6. | 670 | + | 30 | = |
|
| 7. | 910 | + | 90 | = |
|
| 8. | 620 | + | 80 | = |
|
| 9. | 470 | + | 30 | = |
|
| 10. | 140 | + | 60 | = |
|