Honderdtallen en tientallen optellen
Erbijsommen
| Oefening 1 | |||||
| 1. | 780 | + | 220 | = |
|
| 2. | 710 | + | 160 | = |
|
| 3. | 460 | + | 510 | = |
|
| 4. | 630 | + | 410 | = |
|
| 5. | 110 | + | 610 | = |
|
| 6. | 750 | + | 330 | = |
|
| 7. | 850 | + | 240 | = |
|
| 8. | 410 | + | 340 | = |
|
| 9. | 110 | + | 530 | = |
|
| 10. | 680 | + | 110 | = |
|
| Oefening 2 | |||||
| 1. | 550 | + | 340 | = |
|
| 2. | 610 | + | 260 | = |
|
| 3. | 510 | + | 110 | = |
|
| 4. | 560 | + | 530 | = |
|
| 5. | 160 | + | 520 | = |
|
| 6. | 160 | + | 130 | = |
|
| 7. | 880 | + | 110 | = |
|
| 8. | 140 | + | 260 | = |
|
| 9. | 650 | + | 240 | = |
|
| 10. | 810 | + | 120 | = |
|
| Oefening 3 | |||||
| 1. | 750 | + | 240 | = |
|
| 2. | 540 | + | 320 | = |
|
| 3. | 320 | + | 230 | = |
|
| 4. | 180 | + | 110 | = |
|
| 5. | 180 | + | 420 | = |
|
| 6. | 410 | + | 350 | = |
|
| 7. | 820 | + | 220 | = |
|
| 8. | 150 | + | 510 | = |
|
| 9. | 250 | + | 810 | = |
|
| 10. | 610 | + | 410 | = |
|
| Oefening 4 | |||||
| 1. | 480 | + | 610 | = |
|
| 2. | 180 | + | 120 | = |
|
| 3. | 260 | + | 520 | = |
|
| 4. | 340 | + | 740 | = |
|
| 5. | 310 | + | 150 | = |
|
| 6. | 330 | + | 530 | = |
|
| 7. | 340 | + | 340 | = |
|
| 8. | 620 | + | 320 | = |
|
| 9. | 580 | + | 220 | = |
|
| 10. | 570 | + | 310 | = |
|