Honderdtallen en tientallen optellen die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 270 | + | 790 | = |
|
| 2. | 730 | + | 190 | = |
|
| 3. | 350 | + | 790 | = |
|
| 4. | 360 | + | 270 | = |
|
| 5. | 160 | + | 180 | = |
|
| 6. | 640 | + | 490 | = |
|
| 7. | 840 | + | 190 | = |
|
| 8. | 260 | + | 750 | = |
|
| 9. | 660 | + | 350 | = |
|
| 10. | 350 | + | 180 | = |
|
| Oefening 2 | |||||
| 1. | 270 | + | 850 | = |
|
| 2. | 380 | + | 740 | = |
|
| 3. | 150 | + | 270 | = |
|
| 4. | 160 | + | 470 | = |
|
| 5. | 460 | + | 150 | = |
|
| 6. | 120 | + | 390 | = |
|
| 7. | 440 | + | 690 | = |
|
| 8. | 570 | + | 160 | = |
|
| 9. | 750 | + | 380 | = |
|
| 10. | 160 | + | 880 | = |
|
| Oefening 3 | |||||
| 1. | 770 | + | 390 | = |
|
| 2. | 730 | + | 380 | = |
|
| 3. | 580 | + | 150 | = |
|
| 4. | 370 | + | 660 | = |
|
| 5. | 940 | + | 190 | = |
|
| 6. | 770 | + | 170 | = |
|
| 7. | 940 | + | 180 | = |
|
| 8. | 670 | + | 380 | = |
|
| 9. | 220 | + | 290 | = |
|
| 10. | 340 | + | 570 | = |
|
| Oefening 4 | |||||
| 1. | 630 | + | 180 | = |
|
| 2. | 780 | + | 140 | = |
|
| 3. | 250 | + | 160 | = |
|
| 4. | 460 | + | 670 | = |
|
| 5. | 430 | + | 190 | = |
|
| 6. | 250 | + | 690 | = |
|
| 7. | 430 | + | 680 | = |
|
| 8. | 840 | + | 180 | = |
|
| 9. | 740 | + | 290 | = |
|
| 10. | 560 | + | 250 | = |
|