Honderdtallen en tientallen optellen die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 430 | + | 490 | = |
|
| 2. | 760 | + | 280 | = |
|
| 3. | 550 | + | 370 | = |
|
| 4. | 370 | + | 670 | = |
|
| 5. | 580 | + | 560 | = |
|
| 6. | 820 | + | 290 | = |
|
| 7. | 480 | + | 440 | = |
|
| 8. | 250 | + | 560 | = |
|
| 9. | 670 | + | 290 | = |
|
| 10. | 670 | + | 270 | = |
|
| Oefening 2 | |||||
| 1. | 420 | + | 490 | = |
|
| 2. | 840 | + | 180 | = |
|
| 3. | 360 | + | 590 | = |
|
| 4. | 840 | + | 280 | = |
|
| 5. | 660 | + | 460 | = |
|
| 6. | 440 | + | 590 | = |
|
| 7. | 680 | + | 290 | = |
|
| 8. | 270 | + | 260 | = |
|
| 9. | 280 | + | 780 | = |
|
| 10. | 380 | + | 590 | = |
|
| Oefening 3 | |||||
| 1. | 940 | + | 190 | = |
|
| 2. | 280 | + | 190 | = |
|
| 3. | 820 | + | 190 | = |
|
| 4. | 470 | + | 540 | = |
|
| 5. | 930 | + | 190 | = |
|
| 6. | 440 | + | 280 | = |
|
| 7. | 940 | + | 170 | = |
|
| 8. | 150 | + | 480 | = |
|
| 9. | 260 | + | 360 | = |
|
| 10. | 250 | + | 870 | = |
|
| Oefening 4 | |||||
| 1. | 380 | + | 290 | = |
|
| 2. | 930 | + | 180 | = |
|
| 3. | 370 | + | 380 | = |
|
| 4. | 530 | + | 380 | = |
|
| 5. | 820 | + | 290 | = |
|
| 6. | 260 | + | 580 | = |
|
| 7. | 660 | + | 450 | = |
|
| 8. | 470 | + | 190 | = |
|
| 9. | 560 | + | 280 | = |
|
| 10. | 560 | + | 470 | = |
|