Honderdtallen en tientallen optellen
Erbijsommen
| Oefening 1 | |||||
| 1. | 820 | + | 270 | = |
|
| 2. | 350 | + | 420 | = |
|
| 3. | 290 | + | 210 | = |
|
| 4. | 460 | + | 630 | = |
|
| 5. | 930 | + | 120 | = |
|
| 6. | 760 | + | 310 | = |
|
| 7. | 740 | + | 210 | = |
|
| 8. | 860 | + | 130 | = |
|
| 9. | 610 | + | 290 | = |
|
| 10. | 560 | + | 240 | = |
|
| Oefening 2 | |||||
| 1. | 810 | + | 170 | = |
|
| 2. | 380 | + | 710 | = |
|
| 3. | 670 | + | 230 | = |
|
| 4. | 390 | + | 110 | = |
|
| 5. | 550 | + | 550 | = |
|
| 6. | 920 | + | 180 | = |
|
| 7. | 510 | + | 190 | = |
|
| 8. | 660 | + | 330 | = |
|
| 9. | 240 | + | 540 | = |
|
| 10. | 660 | + | 410 | = |
|
| Oefening 3 | |||||
| 1. | 380 | + | 720 | = |
|
| 2. | 660 | + | 140 | = |
|
| 3. | 290 | + | 710 | = |
|
| 4. | 990 | + | 110 | = |
|
| 5. | 820 | + | 140 | = |
|
| 6. | 410 | + | 650 | = |
|
| 7. | 840 | + | 260 | = |
|
| 8. | 380 | + | 520 | = |
|
| 9. | 140 | + | 320 | = |
|
| 10. | 560 | + | 430 | = |
|
| Oefening 4 | |||||
| 1. | 680 | + | 210 | = |
|
| 2. | 420 | + | 520 | = |
|
| 3. | 540 | + | 110 | = |
|
| 4. | 810 | + | 210 | = |
|
| 5. | 360 | + | 140 | = |
|
| 6. | 210 | + | 880 | = |
|
| 7. | 530 | + | 360 | = |
|
| 8. | 550 | + | 310 | = |
|
| 9. | 940 | + | 150 | = |
|
| 10. | 510 | + | 240 | = |
|