Honderdtallen en tientallen optellen die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 680 | + | 450 | = |
|
| 2. | 320 | + | 390 | = |
|
| 3. | 680 | + | 370 | = |
|
| 4. | 220 | + | 690 | = |
|
| 5. | 650 | + | 280 | = |
|
| 6. | 130 | + | 380 | = |
|
| 7. | 730 | + | 180 | = |
|
| 8. | 580 | + | 170 | = |
|
| 9. | 860 | + | 260 | = |
|
| 10. | 850 | + | 190 | = |
|
| Oefening 2 | |||||
| 1. | 460 | + | 460 | = |
|
| 2. | 850 | + | 170 | = |
|
| 3. | 680 | + | 430 | = |
|
| 4. | 280 | + | 890 | = |
|
| 5. | 270 | + | 170 | = |
|
| 6. | 540 | + | 570 | = |
|
| 7. | 170 | + | 360 | = |
|
| 8. | 260 | + | 880 | = |
|
| 9. | 460 | + | 290 | = |
|
| 10. | 640 | + | 470 | = |
|
| Oefening 3 | |||||
| 1. | 130 | + | 380 | = |
|
| 2. | 380 | + | 350 | = |
|
| 3. | 160 | + | 480 | = |
|
| 4. | 550 | + | 370 | = |
|
| 5. | 630 | + | 290 | = |
|
| 6. | 860 | + | 180 | = |
|
| 7. | 560 | + | 450 | = |
|
| 8. | 680 | + | 460 | = |
|
| 9. | 540 | + | 370 | = |
|
| 10. | 840 | + | 280 | = |
|
| Oefening 4 | |||||
| 1. | 750 | + | 360 | = |
|
| 2. | 370 | + | 270 | = |
|
| 3. | 520 | + | 390 | = |
|
| 4. | 670 | + | 160 | = |
|
| 5. | 250 | + | 790 | = |
|
| 6. | 630 | + | 480 | = |
|
| 7. | 560 | + | 450 | = |
|
| 8. | 620 | + | 190 | = |
|
| 9. | 280 | + | 530 | = |
|
| 10. | 640 | + | 280 | = |
|