Optellen van tientallen t/m een honderdtal
Optellen
| Oefening 1 | |||||
| 1. | 990 | + | 10 | = |
|
| 2. | 480 | + | 20 | = |
|
| 3. | 360 | + | 40 | = |
|
| 4. | 950 | + | 50 | = |
|
| 5. | 430 | + | 70 | = |
|
| 6. | 290 | + | 10 | = |
|
| 7. | 630 | + | 70 | = |
|
| 8. | 350 | + | 50 | = |
|
| 9. | 180 | + | 20 | = |
|
| 10. | 440 | + | 60 | = |
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| Oefening 2 | |||||
| 1. | 940 | + | 60 | = |
|
| 2. | 530 | + | 70 | = |
|
| 3. | 780 | + | 20 | = |
|
| 4. | 820 | + | 80 | = |
|
| 5. | 890 | + | 10 | = |
|
| 6. | 360 | + | 40 | = |
|
| 7. | 470 | + | 30 | = |
|
| 8. | 990 | + | 10 | = |
|
| 9. | 520 | + | 80 | = |
|
| 10. | 420 | + | 80 | = |
|
| Oefening 3 | |||||
| 1. | 130 | + | 70 | = |
|
| 2. | 650 | + | 50 | = |
|
| 3. | 990 | + | 10 | = |
|
| 4. | 450 | + | 50 | = |
|
| 5. | 170 | + | 30 | = |
|
| 6. | 560 | + | 40 | = |
|
| 7. | 340 | + | 60 | = |
|
| 8. | 280 | + | 20 | = |
|
| 9. | 310 | + | 90 | = |
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| 10. | 150 | + | 50 | = |
|
| Oefening 4 | |||||
| 1. | 660 | + | 40 | = |
|
| 2. | 580 | + | 20 | = |
|
| 3. | 770 | + | 30 | = |
|
| 4. | 350 | + | 50 | = |
|
| 5. | 250 | + | 50 | = |
|
| 6. | 440 | + | 60 | = |
|
| 7. | 520 | + | 80 | = |
|
| 8. | 690 | + | 10 | = |
|
| 9. | 450 | + | 50 | = |
|
| 10. | 330 | + | 70 | = |
|