Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 980 | + | 98 | = |
|
| 2. | 910 | + | 93 | = |
|
| 3. | 190 | + | 59 | = |
|
| 4. | 910 | + | 89 | = |
|
| 5. | 370 | + | 34 | = |
|
| 6. | 220 | + | 99 | = |
|
| 7. | 250 | + | 57 | = |
|
| 8. | 150 | + | 72 | = |
|
| 9. | 540 | + | 83 | = |
|
| 10. | 920 | + | 78 | = |
|
| Oefening 2 | |||||
| 1. | 190 | + | 58 | = |
|
| 2. | 130 | + | 75 | = |
|
| 3. | 910 | + | 84 | = |
|
| 4. | 380 | + | 83 | = |
|
| 5. | 450 | + | 51 | = |
|
| 6. | 130 | + | 97 | = |
|
| 7. | 310 | + | 99 | = |
|
| 8. | 360 | + | 64 | = |
|
| 9. | 380 | + | 75 | = |
|
| 10. | 820 | + | 96 | = |
|
| Oefening 3 | |||||
| 1. | 880 | + | 66 | = |
|
| 2. | 440 | + | 55 | = |
|
| 3. | 520 | + | 98 | = |
|
| 4. | 540 | + | 51 | = |
|
| 5. | 570 | + | 94 | = |
|
| 6. | 530 | + | 91 | = |
|
| 7. | 910 | + | 91 | = |
|
| 8. | 860 | + | 94 | = |
|
| 9. | 420 | + | 76 | = |
|
| 10. | 620 | + | 87 | = |
|
| Oefening 4 | |||||
| 1. | 540 | + | 68 | = |
|
| 2. | 790 | + | 8 | = |
|
| 3. | 720 | + | 82 | = |
|
| 4. | 740 | + | 98 | = |
|
| 5. | 270 | + | 75 | = |
|
| 6. | 910 | + | 89 | = |
|
| 7. | 720 | + | 78 | = |
|
| 8. | 230 | + | 83 | = |
|
| 9. | 660 | + | 35 | = |
|
| 10. | 750 | + | 42 | = |
|