Honderdtallen en tientallen optellen die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 620 | + | 490 | = |
|
| 2. | 980 | + | 140 | = |
|
| 3. | 280 | + | 270 | = |
|
| 4. | 830 | + | 180 | = |
|
| 5. | 720 | + | 190 | = |
|
| 6. | 760 | + | 290 | = |
|
| 7. | 320 | + | 190 | = |
|
| 8. | 720 | + | 190 | = |
|
| 9. | 250 | + | 170 | = |
|
| 10. | 820 | + | 290 | = |
|
| Oefening 2 | |||||
| 1. | 730 | + | 390 | = |
|
| 2. | 350 | + | 690 | = |
|
| 3. | 880 | + | 240 | = |
|
| 4. | 580 | + | 570 | = |
|
| 5. | 320 | + | 390 | = |
|
| 6. | 540 | + | 490 | = |
|
| 7. | 580 | + | 490 | = |
|
| 8. | 560 | + | 170 | = |
|
| 9. | 330 | + | 790 | = |
|
| 10. | 620 | + | 290 | = |
|
| Oefening 3 | |||||
| 1. | 960 | + | 170 | = |
|
| 2. | 280 | + | 460 | = |
|
| 3. | 240 | + | 370 | = |
|
| 4. | 130 | + | 880 | = |
|
| 5. | 170 | + | 570 | = |
|
| 6. | 730 | + | 180 | = |
|
| 7. | 620 | + | 490 | = |
|
| 8. | 660 | + | 470 | = |
|
| 9. | 350 | + | 290 | = |
|
| 10. | 320 | + | 390 | = |
|
| Oefening 4 | |||||
| 1. | 870 | + | 140 | = |
|
| 2. | 930 | + | 180 | = |
|
| 3. | 670 | + | 270 | = |
|
| 4. | 170 | + | 680 | = |
|
| 5. | 130 | + | 890 | = |
|
| 6. | 130 | + | 990 | = |
|
| 7. | 280 | + | 630 | = |
|
| 8. | 370 | + | 470 | = |
|
| 9. | 380 | + | 430 | = |
|
| 10. | 140 | + | 380 | = |
|