Honderdtallen en tientallen optellen
Erbijsommen
| Oefening 1 | |||||
| 1. | 940 | + | 160 | = |
|
| 2. | 530 | + | 570 | = |
|
| 3. | 280 | + | 820 | = |
|
| 4. | 640 | + | 240 | = |
|
| 5. | 860 | + | 230 | = |
|
| 6. | 940 | + | 130 | = |
|
| 7. | 560 | + | 440 | = |
|
| 8. | 550 | + | 510 | = |
|
| 9. | 280 | + | 610 | = |
|
| 10. | 790 | + | 110 | = |
|
| Oefening 2 | |||||
| 1. | 560 | + | 440 | = |
|
| 2. | 830 | + | 220 | = |
|
| 3. | 630 | + | 120 | = |
|
| 4. | 650 | + | 430 | = |
|
| 5. | 140 | + | 650 | = |
|
| 6. | 120 | + | 680 | = |
|
| 7. | 250 | + | 720 | = |
|
| 8. | 510 | + | 110 | = |
|
| 9. | 220 | + | 770 | = |
|
| 10. | 450 | + | 640 | = |
|
| Oefening 3 | |||||
| 1. | 970 | + | 120 | = |
|
| 2. | 150 | + | 320 | = |
|
| 3. | 570 | + | 320 | = |
|
| 4. | 210 | + | 590 | = |
|
| 5. | 320 | + | 230 | = |
|
| 6. | 280 | + | 720 | = |
|
| 7. | 240 | + | 610 | = |
|
| 8. | 620 | + | 370 | = |
|
| 9. | 990 | + | 110 | = |
|
| 10. | 870 | + | 130 | = |
|
| Oefening 4 | |||||
| 1. | 660 | + | 340 | = |
|
| 2. | 730 | + | 220 | = |
|
| 3. | 790 | + | 210 | = |
|
| 4. | 730 | + | 220 | = |
|
| 5. | 140 | + | 340 | = |
|
| 6. | 760 | + | 230 | = |
|
| 7. | 960 | + | 120 | = |
|
| 8. | 780 | + | 110 | = |
|
| 9. | 460 | + | 310 | = |
|
| 10. | 590 | + | 210 | = |
|