Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 560 | + | 54 | = |
|
| 2. | 370 | + | 83 | = |
|
| 3. | 870 | + | 82 | = |
|
| 4. | 610 | + | 95 | = |
|
| 5. | 730 | + | 77 | = |
|
| 6. | 820 | + | 92 | = |
|
| 7. | 180 | + | 45 | = |
|
| 8. | 460 | + | 42 | = |
|
| 9. | 170 | + | 87 | = |
|
| 10. | 610 | + | 95 | = |
|
| Oefening 2 | |||||
| 1. | 450 | + | 78 | = |
|
| 2. | 890 | + | 6 | = |
|
| 3. | 820 | + | 89 | = |
|
| 4. | 950 | + | 71 | = |
|
| 5. | 980 | + | 51 | = |
|
| 6. | 810 | + | 92 | = |
|
| 7. | 570 | + | 67 | = |
|
| 8. | 630 | + | 62 | = |
|
| 9. | 140 | + | 73 | = |
|
| 10. | 160 | + | 79 | = |
|
| Oefening 3 | |||||
| 1. | 680 | + | 54 | = |
|
| 2. | 750 | + | 79 | = |
|
| 3. | 860 | + | 59 | = |
|
| 4. | 180 | + | 42 | = |
|
| 5. | 840 | + | 64 | = |
|
| 6. | 750 | + | 56 | = |
|
| 7. | 770 | + | 28 | = |
|
| 8. | 850 | + | 44 | = |
|
| 9. | 860 | + | 34 | = |
|
| 10. | 660 | + | 77 | = |
|
| Oefening 4 | |||||
| 1. | 890 | + | 7 | = |
|
| 2. | 660 | + | 74 | = |
|
| 3. | 510 | + | 92 | = |
|
| 4. | 130 | + | 85 | = |
|
| 5. | 770 | + | 36 | = |
|
| 6. | 330 | + | 99 | = |
|
| 7. | 280 | + | 78 | = |
|
| 8. | 590 | + | 86 | = |
|
| 9. | 540 | + | 54 | = |
|
| 10. | 170 | + | 95 | = |
|