Honderdtallen en tientallen optellen
Erbijsommen
| Oefening 1 | |||||
| 1. | 230 | + | 720 | = |
|
| 2. | 670 | + | 420 | = |
|
| 3. | 660 | + | 430 | = |
|
| 4. | 530 | + | 230 | = |
|
| 5. | 390 | + | 410 | = |
|
| 6. | 570 | + | 320 | = |
|
| 7. | 490 | + | 210 | = |
|
| 8. | 610 | + | 290 | = |
|
| 9. | 420 | + | 220 | = |
|
| 10. | 140 | + | 460 | = |
|
| Oefening 2 | |||||
| 1. | 350 | + | 740 | = |
|
| 2. | 270 | + | 330 | = |
|
| 3. | 990 | + | 110 | = |
|
| 4. | 670 | + | 410 | = |
|
| 5. | 910 | + | 180 | = |
|
| 6. | 920 | + | 110 | = |
|
| 7. | 890 | + | 210 | = |
|
| 8. | 590 | + | 210 | = |
|
| 9. | 330 | + | 160 | = |
|
| 10. | 790 | + | 210 | = |
|
| Oefening 3 | |||||
| 1. | 140 | + | 330 | = |
|
| 2. | 830 | + | 170 | = |
|
| 3. | 830 | + | 120 | = |
|
| 4. | 880 | + | 220 | = |
|
| 5. | 730 | + | 110 | = |
|
| 6. | 350 | + | 350 | = |
|
| 7. | 310 | + | 650 | = |
|
| 8. | 340 | + | 620 | = |
|
| 9. | 260 | + | 410 | = |
|
| 10. | 810 | + | 130 | = |
|
| Oefening 4 | |||||
| 1. | 340 | + | 440 | = |
|
| 2. | 590 | + | 310 | = |
|
| 3. | 520 | + | 370 | = |
|
| 4. | 720 | + | 150 | = |
|
| 5. | 330 | + | 630 | = |
|
| 6. | 520 | + | 420 | = |
|
| 7. | 550 | + | 410 | = |
|
| 8. | 980 | + | 120 | = |
|
| 9. | 420 | + | 260 | = |
|
| 10. | 450 | + | 540 | = |
|