Met tientallen over het honderdtal
Erbijsommen
| Oefening 1 | |||||
| 1. | 620 | + | 90 | = |
|
| 2. | 970 | + | 90 | = |
|
| 3. | 720 | + | 70 | = |
|
| 4. | 330 | + | 70 | = |
|
| 5. | 110 | + | 90 | = |
|
| 6. | 260 | + | 40 | = |
|
| 7. | 750 | + | 90 | = |
|
| 8. | 690 | + | 90 | = |
|
| 9. | 870 | + | 30 | = |
|
| 10. | 880 | + | 10 | = |
|
| Oefening 2 | |||||
| 1. | 660 | + | 60 | = |
|
| 2. | 330 | + | 80 | = |
|
| 3. | 910 | + | 80 | = |
|
| 4. | 110 | + | 80 | = |
|
| 5. | 960 | + | 50 | = |
|
| 6. | 460 | + | 60 | = |
|
| 7. | 530 | + | 70 | = |
|
| 8. | 450 | + | 70 | = |
|
| 9. | 870 | + | 30 | = |
|
| 10. | 170 | + | 70 | = |
|
| Oefening 3 | |||||
| 1. | 930 | + | 70 | = |
|
| 2. | 750 | + | 80 | = |
|
| 3. | 270 | + | 30 | = |
|
| 4. | 820 | + | 80 | = |
|
| 5. | 760 | + | 70 | = |
|
| 6. | 470 | + | 70 | = |
|
| 7. | 990 | + | 80 | = |
|
| 8. | 540 | + | 50 | = |
|
| 9. | 630 | + | 90 | = |
|
| 10. | 180 | + | 30 | = |
|
| Oefening 4 | |||||
| 1. | 110 | + | 90 | = |
|
| 2. | 570 | + | 80 | = |
|
| 3. | 940 | + | 80 | = |
|
| 4. | 650 | + | 90 | = |
|
| 5. | 910 | + | 90 | = |
|
| 6. | 170 | + | 70 | = |
|
| 7. | 470 | + | 60 | = |
|
| 8. | 370 | + | 90 | = |
|
| 9. | 130 | + | 90 | = |
|
| 10. | 420 | + | 70 | = |
|