Honderdtallen en tientallen optellen
Erbijsommen
| Oefening 1 | |||||
| 1. | 440 | + | 540 | = |
|
| 2. | 550 | + | 520 | = |
|
| 3. | 470 | + | 520 | = |
|
| 4. | 120 | + | 830 | = |
|
| 5. | 920 | + | 150 | = |
|
| 6. | 890 | + | 210 | = |
|
| 7. | 650 | + | 110 | = |
|
| 8. | 340 | + | 610 | = |
|
| 9. | 780 | + | 310 | = |
|
| 10. | 470 | + | 620 | = |
|
| Oefening 2 | |||||
| 1. | 340 | + | 440 | = |
|
| 2. | 690 | + | 410 | = |
|
| 3. | 730 | + | 210 | = |
|
| 4. | 270 | + | 530 | = |
|
| 5. | 750 | + | 250 | = |
|
| 6. | 540 | + | 420 | = |
|
| 7. | 540 | + | 210 | = |
|
| 8. | 690 | + | 110 | = |
|
| 9. | 990 | + | 110 | = |
|
| 10. | 910 | + | 160 | = |
|
| Oefening 3 | |||||
| 1. | 430 | + | 440 | = |
|
| 2. | 330 | + | 360 | = |
|
| 3. | 510 | + | 370 | = |
|
| 4. | 250 | + | 510 | = |
|
| 5. | 530 | + | 360 | = |
|
| 6. | 560 | + | 340 | = |
|
| 7. | 550 | + | 140 | = |
|
| 8. | 850 | + | 230 | = |
|
| 9. | 150 | + | 850 | = |
|
| 10. | 990 | + | 110 | = |
|
| Oefening 4 | |||||
| 1. | 270 | + | 420 | = |
|
| 2. | 350 | + | 510 | = |
|
| 3. | 540 | + | 530 | = |
|
| 4. | 120 | + | 960 | = |
|
| 5. | 120 | + | 120 | = |
|
| 6. | 950 | + | 150 | = |
|
| 7. | 330 | + | 350 | = |
|
| 8. | 510 | + | 370 | = |
|
| 9. | 190 | + | 210 | = |
|
| 10. | 850 | + | 140 | = |
|