Honderdtallen en tientallen optellen
Erbijsommen
| Oefening 1 | |||||
| 1. | 460 | + | 640 | = |
|
| 2. | 530 | + | 250 | = |
|
| 3. | 720 | + | 210 | = |
|
| 4. | 150 | + | 820 | = |
|
| 5. | 510 | + | 390 | = |
|
| 6. | 550 | + | 320 | = |
|
| 7. | 490 | + | 110 | = |
|
| 8. | 340 | + | 160 | = |
|
| 9. | 760 | + | 240 | = |
|
| 10. | 310 | + | 790 | = |
|
| Oefening 2 | |||||
| 1. | 840 | + | 150 | = |
|
| 2. | 740 | + | 130 | = |
|
| 3. | 330 | + | 610 | = |
|
| 4. | 160 | + | 720 | = |
|
| 5. | 790 | + | 210 | = |
|
| 6. | 950 | + | 120 | = |
|
| 7. | 280 | + | 210 | = |
|
| 8. | 510 | + | 470 | = |
|
| 9. | 470 | + | 210 | = |
|
| 10. | 460 | + | 130 | = |
|
| Oefening 3 | |||||
| 1. | 940 | + | 150 | = |
|
| 2. | 560 | + | 220 | = |
|
| 3. | 230 | + | 340 | = |
|
| 4. | 440 | + | 110 | = |
|
| 5. | 270 | + | 830 | = |
|
| 6. | 780 | + | 220 | = |
|
| 7. | 250 | + | 620 | = |
|
| 8. | 880 | + | 220 | = |
|
| 9. | 650 | + | 350 | = |
|
| 10. | 840 | + | 120 | = |
|
| Oefening 4 | |||||
| 1. | 780 | + | 220 | = |
|
| 2. | 650 | + | 450 | = |
|
| 3. | 570 | + | 320 | = |
|
| 4. | 440 | + | 340 | = |
|
| 5. | 680 | + | 420 | = |
|
| 6. | 290 | + | 810 | = |
|
| 7. | 620 | + | 480 | = |
|
| 8. | 940 | + | 150 | = |
|
| 9. | 630 | + | 410 | = |
|
| 10. | 780 | + | 210 | = |
|