Honderdtallen en tientallen optellen
Erbijsommen
| Oefening 1 | |||||
| 1. | 540 | + | 340 | = |
|
| 2. | 660 | + | 320 | = |
|
| 3. | 980 | + | 120 | = |
|
| 4. | 880 | + | 110 | = |
|
| 5. | 930 | + | 150 | = |
|
| 6. | 440 | + | 520 | = |
|
| 7. | 570 | + | 120 | = |
|
| 8. | 250 | + | 730 | = |
|
| 9. | 830 | + | 250 | = |
|
| 10. | 240 | + | 440 | = |
|
| Oefening 2 | |||||
| 1. | 680 | + | 410 | = |
|
| 2. | 640 | + | 140 | = |
|
| 3. | 540 | + | 440 | = |
|
| 4. | 630 | + | 360 | = |
|
| 5. | 380 | + | 510 | = |
|
| 6. | 310 | + | 590 | = |
|
| 7. | 280 | + | 720 | = |
|
| 8. | 930 | + | 130 | = |
|
| 9. | 910 | + | 160 | = |
|
| 10. | 730 | + | 140 | = |
|
| Oefening 3 | |||||
| 1. | 930 | + | 120 | = |
|
| 2. | 220 | + | 480 | = |
|
| 3. | 670 | + | 130 | = |
|
| 4. | 280 | + | 310 | = |
|
| 5. | 310 | + | 640 | = |
|
| 6. | 950 | + | 120 | = |
|
| 7. | 340 | + | 350 | = |
|
| 8. | 250 | + | 230 | = |
|
| 9. | 640 | + | 410 | = |
|
| 10. | 260 | + | 420 | = |
|
| Oefening 4 | |||||
| 1. | 530 | + | 140 | = |
|
| 2. | 610 | + | 150 | = |
|
| 3. | 270 | + | 510 | = |
|
| 4. | 350 | + | 750 | = |
|
| 5. | 870 | + | 120 | = |
|
| 6. | 210 | + | 410 | = |
|
| 7. | 540 | + | 250 | = |
|
| 8. | 140 | + | 610 | = |
|
| 9. | 640 | + | 440 | = |
|
| 10. | 370 | + | 420 | = |
|