Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 570 | + | 36 | = |
|
| 2. | 830 | + | 85 | = |
|
| 3. | 390 | + | 29 | = |
|
| 4. | 820 | + | 92 | = |
|
| 5. | 530 | + | 66 | = |
|
| 6. | 470 | + | 81 | = |
|
| 7. | 310 | + | 88 | = |
|
| 8. | 810 | + | 97 | = |
|
| 9. | 390 | + | 83 | = |
|
| 10. | 580 | + | 81 | = |
|
| Oefening 2 | |||||
| 1. | 650 | + | 52 | = |
|
| 2. | 350 | + | 43 | = |
|
| 3. | 660 | + | 82 | = |
|
| 4. | 510 | + | 98 | = |
|
| 5. | 220 | + | 88 | = |
|
| 6. | 510 | + | 99 | = |
|
| 7. | 490 | + | 75 | = |
|
| 8. | 180 | + | 52 | = |
|
| 9. | 530 | + | 61 | = |
|
| 10. | 490 | + | 5 | = |
|
| Oefening 3 | |||||
| 1. | 790 | + | 61 | = |
|
| 2. | 980 | + | 28 | = |
|
| 3. | 480 | + | 76 | = |
|
| 4. | 660 | + | 66 | = |
|
| 5. | 630 | + | 62 | = |
|
| 6. | 520 | + | 92 | = |
|
| 7. | 160 | + | 56 | = |
|
| 8. | 990 | + | 31 | = |
|
| 9. | 520 | + | 88 | = |
|
| 10. | 660 | + | 52 | = |
|
| Oefening 4 | |||||
| 1. | 470 | + | 85 | = |
|
| 2. | 580 | + | 82 | = |
|
| 3. | 140 | + | 94 | = |
|
| 4. | 920 | + | 78 | = |
|
| 5. | 210 | + | 85 | = |
|
| 6. | 110 | + | 97 | = |
|
| 7. | 390 | + | 12 | = |
|
| 8. | 940 | + | 82 | = |
|
| 9. | 420 | + | 75 | = |
|
| 10. | 930 | + | 62 | = |
|