Honderdtallen en tientallen optellen
Erbijsommen
| Oefening 1 | |||||
| 1. | 540 | + | 550 | = |
|
| 2. | 260 | + | 540 | = |
|
| 3. | 830 | + | 270 | = |
|
| 4. | 370 | + | 520 | = |
|
| 5. | 270 | + | 620 | = |
|
| 6. | 980 | + | 110 | = |
|
| 7. | 790 | + | 310 | = |
|
| 8. | 650 | + | 150 | = |
|
| 9. | 610 | + | 330 | = |
|
| 10. | 680 | + | 210 | = |
|
| Oefening 2 | |||||
| 1. | 810 | + | 290 | = |
|
| 2. | 380 | + | 210 | = |
|
| 3. | 740 | + | 160 | = |
|
| 4. | 630 | + | 430 | = |
|
| 5. | 570 | + | 520 | = |
|
| 6. | 360 | + | 340 | = |
|
| 7. | 680 | + | 310 | = |
|
| 8. | 160 | + | 110 | = |
|
| 9. | 840 | + | 120 | = |
|
| 10. | 110 | + | 570 | = |
|
| Oefening 3 | |||||
| 1. | 640 | + | 260 | = |
|
| 2. | 130 | + | 730 | = |
|
| 3. | 190 | + | 910 | = |
|
| 4. | 750 | + | 350 | = |
|
| 5. | 690 | + | 110 | = |
|
| 6. | 190 | + | 310 | = |
|
| 7. | 730 | + | 120 | = |
|
| 8. | 780 | + | 220 | = |
|
| 9. | 530 | + | 430 | = |
|
| 10. | 540 | + | 230 | = |
|
| Oefening 4 | |||||
| 1. | 550 | + | 210 | = |
|
| 2. | 270 | + | 620 | = |
|
| 3. | 630 | + | 330 | = |
|
| 4. | 530 | + | 210 | = |
|
| 5. | 650 | + | 350 | = |
|
| 6. | 750 | + | 140 | = |
|
| 7. | 880 | + | 210 | = |
|
| 8. | 680 | + | 320 | = |
|
| 9. | 990 | + | 110 | = |
|
| 10. | 860 | + | 140 | = |
|