Honderdtallen en tientallen optellen
Erbijsommen
| Oefening 1 | |||||
| 1. | 630 | + | 470 | = |
|
| 2. | 530 | + | 340 | = |
|
| 3. | 110 | + | 750 | = |
|
| 4. | 730 | + | 330 | = |
|
| 5. | 410 | + | 250 | = |
|
| 6. | 320 | + | 450 | = |
|
| 7. | 520 | + | 180 | = |
|
| 8. | 560 | + | 330 | = |
|
| 9. | 450 | + | 110 | = |
|
| 10. | 820 | + | 220 | = |
|
| Oefening 2 | |||||
| 1. | 420 | + | 250 | = |
|
| 2. | 530 | + | 260 | = |
|
| 3. | 180 | + | 320 | = |
|
| 4. | 720 | + | 280 | = |
|
| 5. | 370 | + | 730 | = |
|
| 6. | 390 | + | 510 | = |
|
| 7. | 850 | + | 140 | = |
|
| 8. | 850 | + | 130 | = |
|
| 9. | 630 | + | 240 | = |
|
| 10. | 220 | + | 640 | = |
|
| Oefening 3 | |||||
| 1. | 950 | + | 130 | = |
|
| 2. | 440 | + | 150 | = |
|
| 3. | 890 | + | 210 | = |
|
| 4. | 950 | + | 120 | = |
|
| 5. | 570 | + | 520 | = |
|
| 6. | 920 | + | 180 | = |
|
| 7. | 150 | + | 450 | = |
|
| 8. | 650 | + | 440 | = |
|
| 9. | 250 | + | 350 | = |
|
| 10. | 390 | + | 110 | = |
|
| Oefening 4 | |||||
| 1. | 620 | + | 380 | = |
|
| 2. | 580 | + | 110 | = |
|
| 3. | 310 | + | 630 | = |
|
| 4. | 830 | + | 170 | = |
|
| 5. | 380 | + | 210 | = |
|
| 6. | 460 | + | 430 | = |
|
| 7. | 260 | + | 540 | = |
|
| 8. | 440 | + | 630 | = |
|
| 9. | 250 | + | 110 | = |
|
| 10. | 930 | + | 160 | = |
|