Honderdtallen en tientallen optellen
Erbijsommen
| Oefening 1 | |||||
| 1. | 430 | + | 610 | = |
|
| 2. | 550 | + | 110 | = |
|
| 3. | 250 | + | 540 | = |
|
| 4. | 530 | + | 340 | = |
|
| 5. | 850 | + | 140 | = |
|
| 6. | 360 | + | 630 | = |
|
| 7. | 160 | + | 110 | = |
|
| 8. | 250 | + | 650 | = |
|
| 9. | 260 | + | 410 | = |
|
| 10. | 720 | + | 330 | = |
|
| Oefening 2 | |||||
| 1. | 320 | + | 240 | = |
|
| 2. | 640 | + | 440 | = |
|
| 3. | 520 | + | 440 | = |
|
| 4. | 790 | + | 110 | = |
|
| 5. | 520 | + | 280 | = |
|
| 6. | 420 | + | 320 | = |
|
| 7. | 840 | + | 260 | = |
|
| 8. | 290 | + | 410 | = |
|
| 9. | 360 | + | 230 | = |
|
| 10. | 860 | + | 140 | = |
|
| Oefening 3 | |||||
| 1. | 420 | + | 110 | = |
|
| 2. | 190 | + | 110 | = |
|
| 3. | 690 | + | 410 | = |
|
| 4. | 670 | + | 310 | = |
|
| 5. | 830 | + | 230 | = |
|
| 6. | 870 | + | 110 | = |
|
| 7. | 160 | + | 840 | = |
|
| 8. | 770 | + | 130 | = |
|
| 9. | 610 | + | 450 | = |
|
| 10. | 920 | + | 170 | = |
|
| Oefening 4 | |||||
| 1. | 790 | + | 210 | = |
|
| 2. | 260 | + | 510 | = |
|
| 3. | 480 | + | 420 | = |
|
| 4. | 460 | + | 310 | = |
|
| 5. | 270 | + | 720 | = |
|
| 6. | 240 | + | 750 | = |
|
| 7. | 820 | + | 230 | = |
|
| 8. | 740 | + | 330 | = |
|
| 9. | 270 | + | 530 | = |
|
| 10. | 880 | + | 120 | = |
|