Honderdtallen en tientallen optellen die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 480 | + | 480 | = |
|
| 2. | 820 | + | 290 | = |
|
| 3. | 440 | + | 490 | = |
|
| 4. | 350 | + | 580 | = |
|
| 5. | 970 | + | 160 | = |
|
| 6. | 630 | + | 190 | = |
|
| 7. | 440 | + | 180 | = |
|
| 8. | 670 | + | 150 | = |
|
| 9. | 740 | + | 270 | = |
|
| 10. | 730 | + | 190 | = |
|
| Oefening 2 | |||||
| 1. | 860 | + | 250 | = |
|
| 2. | 280 | + | 680 | = |
|
| 3. | 540 | + | 480 | = |
|
| 4. | 680 | + | 360 | = |
|
| 5. | 830 | + | 280 | = |
|
| 6. | 640 | + | 370 | = |
|
| 7. | 220 | + | 390 | = |
|
| 8. | 450 | + | 460 | = |
|
| 9. | 560 | + | 480 | = |
|
| 10. | 370 | + | 190 | = |
|
| Oefening 3 | |||||
| 1. | 240 | + | 490 | = |
|
| 2. | 220 | + | 590 | = |
|
| 3. | 180 | + | 470 | = |
|
| 4. | 980 | + | 140 | = |
|
| 5. | 480 | + | 390 | = |
|
| 6. | 820 | + | 190 | = |
|
| 7. | 220 | + | 790 | = |
|
| 8. | 930 | + | 190 | = |
|
| 9. | 850 | + | 180 | = |
|
| 10. | 340 | + | 370 | = |
|
| Oefening 4 | |||||
| 1. | 920 | + | 190 | = |
|
| 2. | 570 | + | 460 | = |
|
| 3. | 970 | + | 160 | = |
|
| 4. | 170 | + | 250 | = |
|
| 5. | 340 | + | 690 | = |
|
| 6. | 730 | + | 180 | = |
|
| 7. | 760 | + | 380 | = |
|
| 8. | 740 | + | 270 | = |
|
| 9. | 280 | + | 880 | = |
|
| 10. | 740 | + | 380 | = |
|