Honderdtallen en tientallen optellen die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 640 | + | 480 | = |
|
| 2. | 870 | + | 290 | = |
|
| 3. | 450 | + | 290 | = |
|
| 4. | 320 | + | 290 | = |
|
| 5. | 140 | + | 290 | = |
|
| 6. | 330 | + | 780 | = |
|
| 7. | 840 | + | 170 | = |
|
| 8. | 480 | + | 540 | = |
|
| 9. | 430 | + | 580 | = |
|
| 10. | 780 | + | 330 | = |
|
| Oefening 2 | |||||
| 1. | 270 | + | 790 | = |
|
| 2. | 970 | + | 190 | = |
|
| 3. | 740 | + | 170 | = |
|
| 4. | 340 | + | 290 | = |
|
| 5. | 480 | + | 670 | = |
|
| 6. | 350 | + | 690 | = |
|
| 7. | 370 | + | 440 | = |
|
| 8. | 480 | + | 340 | = |
|
| 9. | 430 | + | 680 | = |
|
| 10. | 540 | + | 170 | = |
|
| Oefening 3 | |||||
| 1. | 480 | + | 380 | = |
|
| 2. | 150 | + | 780 | = |
|
| 3. | 950 | + | 170 | = |
|
| 4. | 250 | + | 870 | = |
|
| 5. | 660 | + | 250 | = |
|
| 6. | 630 | + | 490 | = |
|
| 7. | 330 | + | 690 | = |
|
| 8. | 570 | + | 250 | = |
|
| 9. | 830 | + | 190 | = |
|
| 10. | 430 | + | 180 | = |
|
| Oefening 4 | |||||
| 1. | 140 | + | 990 | = |
|
| 2. | 730 | + | 390 | = |
|
| 3. | 370 | + | 780 | = |
|
| 4. | 370 | + | 250 | = |
|
| 5. | 140 | + | 370 | = |
|
| 6. | 320 | + | 290 | = |
|
| 7. | 740 | + | 290 | = |
|
| 8. | 760 | + | 190 | = |
|
| 9. | 380 | + | 590 | = |
|
| 10. | 720 | + | 290 | = |
|