Honderdtallen en tientallen optellen die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 470 | + | 460 | = |
|
| 2. | 450 | + | 470 | = |
|
| 3. | 940 | + | 170 | = |
|
| 4. | 560 | + | 370 | = |
|
| 5. | 270 | + | 640 | = |
|
| 6. | 160 | + | 870 | = |
|
| 7. | 260 | + | 560 | = |
|
| 8. | 460 | + | 450 | = |
|
| 9. | 250 | + | 760 | = |
|
| 10. | 380 | + | 160 | = |
|
| Oefening 2 | |||||
| 1. | 870 | + | 150 | = |
|
| 2. | 750 | + | 260 | = |
|
| 3. | 780 | + | 350 | = |
|
| 4. | 860 | + | 260 | = |
|
| 5. | 220 | + | 290 | = |
|
| 6. | 980 | + | 150 | = |
|
| 7. | 260 | + | 650 | = |
|
| 8. | 280 | + | 130 | = |
|
| 9. | 470 | + | 380 | = |
|
| 10. | 520 | + | 390 | = |
|
| Oefening 3 | |||||
| 1. | 340 | + | 180 | = |
|
| 2. | 280 | + | 350 | = |
|
| 3. | 420 | + | 390 | = |
|
| 4. | 280 | + | 890 | = |
|
| 5. | 640 | + | 390 | = |
|
| 6. | 870 | + | 250 | = |
|
| 7. | 550 | + | 480 | = |
|
| 8. | 280 | + | 690 | = |
|
| 9. | 980 | + | 160 | = |
|
| 10. | 520 | + | 590 | = |
|
| Oefening 4 | |||||
| 1. | 650 | + | 360 | = |
|
| 2. | 620 | + | 290 | = |
|
| 3. | 370 | + | 380 | = |
|
| 4. | 920 | + | 190 | = |
|
| 5. | 460 | + | 170 | = |
|
| 6. | 470 | + | 360 | = |
|
| 7. | 980 | + | 150 | = |
|
| 8. | 880 | + | 160 | = |
|
| 9. | 540 | + | 290 | = |
|
| 10. | 250 | + | 170 | = |
|