Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 670 | + | 83 | = |
|
| 2. | 630 | + | 86 | = |
|
| 3. | 970 | + | 84 | = |
|
| 4. | 820 | + | 92 | = |
|
| 5. | 120 | + | 84 | = |
|
| 6. | 480 | + | 21 | = |
|
| 7. | 450 | + | 59 | = |
|
| 8. | 290 | + | 66 | = |
|
| 9. | 440 | + | 61 | = |
|
| 10. | 360 | + | 39 | = |
|
| Oefening 2 | |||||
| 1. | 290 | + | 91 | = |
|
| 2. | 550 | + | 75 | = |
|
| 3. | 650 | + | 87 | = |
|
| 4. | 640 | + | 88 | = |
|
| 5. | 220 | + | 79 | = |
|
| 6. | 780 | + | 75 | = |
|
| 7. | 880 | + | 99 | = |
|
| 8. | 980 | + | 75 | = |
|
| 9. | 150 | + | 89 | = |
|
| 10. | 630 | + | 89 | = |
|
| Oefening 3 | |||||
| 1. | 130 | + | 84 | = |
|
| 2. | 920 | + | 83 | = |
|
| 3. | 730 | + | 83 | = |
|
| 4. | 950 | + | 76 | = |
|
| 5. | 130 | + | 92 | = |
|
| 6. | 150 | + | 57 | = |
|
| 7. | 830 | + | 89 | = |
|
| 8. | 370 | + | 31 | = |
|
| 9. | 580 | + | 77 | = |
|
| 10. | 740 | + | 57 | = |
|
| Oefening 4 | |||||
| 1. | 950 | + | 75 | = |
|
| 2. | 190 | + | 39 | = |
|
| 3. | 270 | + | 43 | = |
|
| 4. | 610 | + | 92 | = |
|
| 5. | 440 | + | 83 | = |
|
| 6. | 270 | + | 31 | = |
|
| 7. | 920 | + | 96 | = |
|
| 8. | 970 | + | 69 | = |
|
| 9. | 420 | + | 77 | = |
|
| 10. | 740 | + | 79 | = |
|