Honderdtallen en tientallen optellen die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 650 | + | 390 | = |
|
| 2. | 170 | + | 550 | = |
|
| 3. | 860 | + | 180 | = |
|
| 4. | 540 | + | 470 | = |
|
| 5. | 240 | + | 780 | = |
|
| 6. | 420 | + | 690 | = |
|
| 7. | 170 | + | 170 | = |
|
| 8. | 140 | + | 870 | = |
|
| 9. | 360 | + | 660 | = |
|
| 10. | 350 | + | 790 | = |
|
| Oefening 2 | |||||
| 1. | 760 | + | 280 | = |
|
| 2. | 560 | + | 260 | = |
|
| 3. | 950 | + | 170 | = |
|
| 4. | 660 | + | 480 | = |
|
| 5. | 740 | + | 280 | = |
|
| 6. | 560 | + | 270 | = |
|
| 7. | 680 | + | 440 | = |
|
| 8. | 770 | + | 240 | = |
|
| 9. | 550 | + | 180 | = |
|
| 10. | 830 | + | 290 | = |
|
| Oefening 3 | |||||
| 1. | 420 | + | 690 | = |
|
| 2. | 970 | + | 160 | = |
|
| 3. | 340 | + | 180 | = |
|
| 4. | 160 | + | 580 | = |
|
| 5. | 270 | + | 160 | = |
|
| 6. | 570 | + | 540 | = |
|
| 7. | 880 | + | 280 | = |
|
| 8. | 360 | + | 690 | = |
|
| 9. | 770 | + | 190 | = |
|
| 10. | 370 | + | 180 | = |
|
| Oefening 4 | |||||
| 1. | 450 | + | 390 | = |
|
| 2. | 180 | + | 870 | = |
|
| 3. | 970 | + | 180 | = |
|
| 4. | 150 | + | 190 | = |
|
| 5. | 350 | + | 370 | = |
|
| 6. | 160 | + | 570 | = |
|
| 7. | 240 | + | 390 | = |
|
| 8. | 920 | + | 190 | = |
|
| 9. | 340 | + | 570 | = |
|
| 10. | 160 | + | 960 | = |
|