Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 610 | + | 85 | = |
|
| 2. | 790 | + | 76 | = |
|
| 3. | 970 | + | 35 | = |
|
| 4. | 320 | + | 77 | = |
|
| 5. | 220 | + | 83 | = |
|
| 6. | 590 | + | 75 | = |
|
| 7. | 220 | + | 79 | = |
|
| 8. | 860 | + | 46 | = |
|
| 9. | 920 | + | 87 | = |
|
| 10. | 820 | + | 92 | = |
|
| Oefening 2 | |||||
| 1. | 490 | + | 44 | = |
|
| 2. | 370 | + | 31 | = |
|
| 3. | 980 | + | 96 | = |
|
| 4. | 750 | + | 74 | = |
|
| 5. | 220 | + | 78 | = |
|
| 6. | 170 | + | 82 | = |
|
| 7. | 360 | + | 69 | = |
|
| 8. | 470 | + | 77 | = |
|
| 9. | 810 | + | 89 | = |
|
| 10. | 760 | + | 38 | = |
|
| Oefening 3 | |||||
| 1. | 460 | + | 86 | = |
|
| 2. | 430 | + | 87 | = |
|
| 3. | 840 | + | 56 | = |
|
| 4. | 670 | + | 23 | = |
|
| 5. | 880 | + | 87 | = |
|
| 6. | 430 | + | 98 | = |
|
| 7. | 740 | + | 82 | = |
|
| 8. | 450 | + | 79 | = |
|
| 9. | 150 | + | 86 | = |
|
| 10. | 970 | + | 69 | = |
|
| Oefening 4 | |||||
| 1. | 340 | + | 72 | = |
|
| 2. | 820 | + | 81 | = |
|
| 3. | 970 | + | 65 | = |
|
| 4. | 390 | + | 45 | = |
|
| 5. | 570 | + | 62 | = |
|
| 6. | 930 | + | 71 | = |
|
| 7. | 870 | + | 57 | = |
|
| 8. | 810 | + | 82 | = |
|
| 9. | 390 | + | 7 | = |
|
| 10. | 970 | + | 21 | = |
|