Honderdtallen en tientallen optellen die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 680 | + | 370 | = |
|
| 2. | 270 | + | 170 | = |
|
| 3. | 670 | + | 350 | = |
|
| 4. | 480 | + | 230 | = |
|
| 5. | 720 | + | 290 | = |
|
| 6. | 280 | + | 460 | = |
|
| 7. | 450 | + | 570 | = |
|
| 8. | 780 | + | 130 | = |
|
| 9. | 740 | + | 190 | = |
|
| 10. | 440 | + | 270 | = |
|
| Oefening 2 | |||||
| 1. | 630 | + | 290 | = |
|
| 2. | 340 | + | 270 | = |
|
| 3. | 140 | + | 470 | = |
|
| 4. | 650 | + | 190 | = |
|
| 5. | 920 | + | 190 | = |
|
| 6. | 140 | + | 280 | = |
|
| 7. | 620 | + | 390 | = |
|
| 8. | 170 | + | 690 | = |
|
| 9. | 240 | + | 590 | = |
|
| 10. | 520 | + | 190 | = |
|
| Oefening 3 | |||||
| 1. | 270 | + | 170 | = |
|
| 2. | 880 | + | 250 | = |
|
| 3. | 930 | + | 190 | = |
|
| 4. | 750 | + | 260 | = |
|
| 5. | 920 | + | 190 | = |
|
| 6. | 880 | + | 150 | = |
|
| 7. | 480 | + | 250 | = |
|
| 8. | 470 | + | 660 | = |
|
| 9. | 770 | + | 180 | = |
|
| 10. | 740 | + | 380 | = |
|
| Oefening 4 | |||||
| 1. | 250 | + | 580 | = |
|
| 2. | 130 | + | 990 | = |
|
| 3. | 840 | + | 180 | = |
|
| 4. | 680 | + | 280 | = |
|
| 5. | 540 | + | 290 | = |
|
| 6. | 540 | + | 290 | = |
|
| 7. | 320 | + | 290 | = |
|
| 8. | 330 | + | 780 | = |
|
| 9. | 430 | + | 290 | = |
|
| 10. | 570 | + | 570 | = |
|