Honderdtallen en tientallen optellen
Erbijsommen
| Oefening 1 | |||||
| 1. | 560 | + | 320 | = |
|
| 2. | 180 | + | 420 | = |
|
| 3. | 870 | + | 110 | = |
|
| 4. | 210 | + | 540 | = |
|
| 5. | 960 | + | 110 | = |
|
| 6. | 690 | + | 210 | = |
|
| 7. | 840 | + | 210 | = |
|
| 8. | 350 | + | 140 | = |
|
| 9. | 610 | + | 350 | = |
|
| 10. | 640 | + | 450 | = |
|
| Oefening 2 | |||||
| 1. | 460 | + | 520 | = |
|
| 2. | 530 | + | 160 | = |
|
| 3. | 870 | + | 230 | = |
|
| 4. | 580 | + | 310 | = |
|
| 5. | 940 | + | 110 | = |
|
| 6. | 520 | + | 250 | = |
|
| 7. | 370 | + | 630 | = |
|
| 8. | 780 | + | 110 | = |
|
| 9. | 420 | + | 420 | = |
|
| 10. | 820 | + | 170 | = |
|
| Oefening 3 | |||||
| 1. | 920 | + | 140 | = |
|
| 2. | 740 | + | 140 | = |
|
| 3. | 560 | + | 230 | = |
|
| 4. | 830 | + | 110 | = |
|
| 5. | 560 | + | 220 | = |
|
| 6. | 430 | + | 270 | = |
|
| 7. | 270 | + | 820 | = |
|
| 8. | 270 | + | 230 | = |
|
| 9. | 790 | + | 310 | = |
|
| 10. | 550 | + | 140 | = |
|
| Oefening 4 | |||||
| 1. | 450 | + | 350 | = |
|
| 2. | 770 | + | 210 | = |
|
| 3. | 230 | + | 570 | = |
|
| 4. | 390 | + | 510 | = |
|
| 5. | 810 | + | 110 | = |
|
| 6. | 730 | + | 120 | = |
|
| 7. | 590 | + | 510 | = |
|
| 8. | 760 | + | 340 | = |
|
| 9. | 470 | + | 510 | = |
|
| 10. | 140 | + | 260 | = |
|