Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 360 | + | 36 | = |
|
| 2. | 570 | + | 36 | = |
|
| 3. | 480 | + | 78 | = |
|
| 4. | 590 | + | 55 | = |
|
| 5. | 170 | + | 46 | = |
|
| 6. | 890 | + | 84 | = |
|
| 7. | 950 | + | 64 | = |
|
| 8. | 830 | + | 89 | = |
|
| 9. | 350 | + | 88 | = |
|
| 10. | 580 | + | 25 | = |
|
| Oefening 2 | |||||
| 1. | 980 | + | 99 | = |
|
| 2. | 980 | + | 28 | = |
|
| 3. | 770 | + | 85 | = |
|
| 4. | 310 | + | 92 | = |
|
| 5. | 140 | + | 69 | = |
|
| 6. | 770 | + | 44 | = |
|
| 7. | 650 | + | 54 | = |
|
| 8. | 290 | + | 38 | = |
|
| 9. | 530 | + | 99 | = |
|
| 10. | 460 | + | 71 | = |
|
| Oefening 3 | |||||
| 1. | 140 | + | 79 | = |
|
| 2. | 110 | + | 85 | = |
|
| 3. | 740 | + | 68 | = |
|
| 4. | 280 | + | 79 | = |
|
| 5. | 210 | + | 92 | = |
|
| 6. | 150 | + | 59 | = |
|
| 7. | 520 | + | 71 | = |
|
| 8. | 170 | + | 65 | = |
|
| 9. | 830 | + | 69 | = |
|
| 10. | 920 | + | 82 | = |
|
| Oefening 4 | |||||
| 1. | 840 | + | 89 | = |
|
| 2. | 370 | + | 81 | = |
|
| 3. | 380 | + | 57 | = |
|
| 4. | 110 | + | 84 | = |
|
| 5. | 220 | + | 82 | = |
|
| 6. | 150 | + | 83 | = |
|
| 7. | 110 | + | 86 | = |
|
| 8. | 470 | + | 51 | = |
|
| 9. | 170 | + | 77 | = |
|
| 10. | 890 | + | 1 | = |
|