Honderdtallen en tientallen optellen die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 660 | + | 490 | = |
|
| 2. | 780 | + | 290 | = |
|
| 3. | 170 | + | 370 | = |
|
| 4. | 240 | + | 780 | = |
|
| 5. | 650 | + | 380 | = |
|
| 6. | 560 | + | 460 | = |
|
| 7. | 550 | + | 190 | = |
|
| 8. | 220 | + | 490 | = |
|
| 9. | 640 | + | 280 | = |
|
| 10. | 480 | + | 490 | = |
|
| Oefening 2 | |||||
| 1. | 260 | + | 480 | = |
|
| 2. | 120 | + | 590 | = |
|
| 3. | 540 | + | 180 | = |
|
| 4. | 450 | + | 260 | = |
|
| 5. | 520 | + | 190 | = |
|
| 6. | 870 | + | 150 | = |
|
| 7. | 470 | + | 670 | = |
|
| 8. | 840 | + | 270 | = |
|
| 9. | 440 | + | 470 | = |
|
| 10. | 980 | + | 180 | = |
|
| Oefening 3 | |||||
| 1. | 520 | + | 290 | = |
|
| 2. | 680 | + | 470 | = |
|
| 3. | 530 | + | 390 | = |
|
| 4. | 220 | + | 190 | = |
|
| 5. | 370 | + | 190 | = |
|
| 6. | 850 | + | 290 | = |
|
| 7. | 350 | + | 160 | = |
|
| 8. | 250 | + | 570 | = |
|
| 9. | 580 | + | 140 | = |
|
| 10. | 860 | + | 150 | = |
|
| Oefening 4 | |||||
| 1. | 870 | + | 160 | = |
|
| 2. | 320 | + | 190 | = |
|
| 3. | 750 | + | 390 | = |
|
| 4. | 240 | + | 780 | = |
|
| 5. | 380 | + | 340 | = |
|
| 6. | 170 | + | 770 | = |
|
| 7. | 170 | + | 690 | = |
|
| 8. | 280 | + | 830 | = |
|
| 9. | 760 | + | 160 | = |
|
| 10. | 920 | + | 190 | = |
|