Honderdtallen en tientallen optellen
Erbijsommen
| Oefening 1 | |||||
| 1. | 620 | + | 470 | = |
|
| 2. | 630 | + | 340 | = |
|
| 3. | 250 | + | 510 | = |
|
| 4. | 990 | + | 110 | = |
|
| 5. | 870 | + | 210 | = |
|
| 6. | 920 | + | 170 | = |
|
| 7. | 630 | + | 170 | = |
|
| 8. | 780 | + | 220 | = |
|
| 9. | 760 | + | 130 | = |
|
| 10. | 390 | + | 710 | = |
|
| Oefening 2 | |||||
| 1. | 320 | + | 550 | = |
|
| 2. | 360 | + | 120 | = |
|
| 3. | 680 | + | 220 | = |
|
| 4. | 950 | + | 110 | = |
|
| 5. | 380 | + | 510 | = |
|
| 6. | 260 | + | 640 | = |
|
| 7. | 690 | + | 410 | = |
|
| 8. | 240 | + | 410 | = |
|
| 9. | 670 | + | 130 | = |
|
| 10. | 990 | + | 110 | = |
|
| Oefening 3 | |||||
| 1. | 870 | + | 220 | = |
|
| 2. | 870 | + | 110 | = |
|
| 3. | 720 | + | 250 | = |
|
| 4. | 780 | + | 120 | = |
|
| 5. | 190 | + | 310 | = |
|
| 6. | 590 | + | 110 | = |
|
| 7. | 920 | + | 170 | = |
|
| 8. | 320 | + | 460 | = |
|
| 9. | 310 | + | 230 | = |
|
| 10. | 950 | + | 110 | = |
|
| Oefening 4 | |||||
| 1. | 340 | + | 360 | = |
|
| 2. | 970 | + | 110 | = |
|
| 3. | 360 | + | 440 | = |
|
| 4. | 990 | + | 110 | = |
|
| 5. | 710 | + | 280 | = |
|
| 6. | 310 | + | 710 | = |
|
| 7. | 270 | + | 110 | = |
|
| 8. | 270 | + | 420 | = |
|
| 9. | 570 | + | 130 | = |
|
| 10. | 760 | + | 140 | = |
|