Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 850 | + | 44 | = |
|
| 2. | 530 | + | 74 | = |
|
| 3. | 970 | + | 21 | = |
|
| 4. | 780 | + | 78 | = |
|
| 5. | 390 | + | 39 | = |
|
| 6. | 770 | + | 27 | = |
|
| 7. | 250 | + | 54 | = |
|
| 8. | 770 | + | 41 | = |
|
| 9. | 730 | + | 63 | = |
|
| 10. | 240 | + | 56 | = |
|
| Oefening 2 | |||||
| 1. | 980 | + | 88 | = |
|
| 2. | 750 | + | 53 | = |
|
| 3. | 520 | + | 81 | = |
|
| 4. | 230 | + | 83 | = |
|
| 5. | 230 | + | 77 | = |
|
| 6. | 240 | + | 59 | = |
|
| 7. | 660 | + | 51 | = |
|
| 8. | 130 | + | 77 | = |
|
| 9. | 380 | + | 68 | = |
|
| 10. | 810 | + | 97 | = |
|
| Oefening 3 | |||||
| 1. | 440 | + | 76 | = |
|
| 2. | 190 | + | 14 | = |
|
| 3. | 740 | + | 98 | = |
|
| 4. | 780 | + | 35 | = |
|
| 5. | 410 | + | 86 | = |
|
| 6. | 180 | + | 92 | = |
|
| 7. | 670 | + | 37 | = |
|
| 8. | 530 | + | 81 | = |
|
| 9. | 150 | + | 58 | = |
|
| 10. | 990 | + | 36 | = |
|
| Oefening 4 | |||||
| 1. | 360 | + | 82 | = |
|
| 2. | 820 | + | 88 | = |
|
| 3. | 250 | + | 59 | = |
|
| 4. | 590 | + | 59 | = |
|
| 5. | 650 | + | 44 | = |
|
| 6. | 860 | + | 37 | = |
|
| 7. | 870 | + | 66 | = |
|
| 8. | 780 | + | 62 | = |
|
| 9. | 870 | + | 54 | = |
|
| 10. | 810 | + | 93 | = |
|