Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 370 | + | 52 | = |
|
| 2. | 470 | + | 97 | = |
|
| 3. | 520 | + | 95 | = |
|
| 4. | 650 | + | 71 | = |
|
| 5. | 110 | + | 81 | = |
|
| 6. | 510 | + | 86 | = |
|
| 7. | 970 | + | 75 | = |
|
| 8. | 460 | + | 61 | = |
|
| 9. | 640 | + | 81 | = |
|
| 10. | 350 | + | 86 | = |
|
| Oefening 2 | |||||
| 1. | 950 | + | 75 | = |
|
| 2. | 440 | + | 77 | = |
|
| 3. | 810 | + | 87 | = |
|
| 4. | 150 | + | 85 | = |
|
| 5. | 780 | + | 57 | = |
|
| 6. | 440 | + | 87 | = |
|
| 7. | 570 | + | 46 | = |
|
| 8. | 730 | + | 71 | = |
|
| 9. | 430 | + | 89 | = |
|
| 10. | 610 | + | 84 | = |
|
| Oefening 3 | |||||
| 1. | 490 | + | 98 | = |
|
| 2. | 930 | + | 81 | = |
|
| 3. | 590 | + | 8 | = |
|
| 4. | 370 | + | 29 | = |
|
| 5. | 230 | + | 63 | = |
|
| 6. | 260 | + | 31 | = |
|
| 7. | 760 | + | 56 | = |
|
| 8. | 690 | + | 93 | = |
|
| 9. | 360 | + | 85 | = |
|
| 10. | 640 | + | 76 | = |
|
| Oefening 4 | |||||
| 1. | 240 | + | 64 | = |
|
| 2. | 820 | + | 95 | = |
|
| 3. | 950 | + | 43 | = |
|
| 4. | 110 | + | 83 | = |
|
| 5. | 350 | + | 81 | = |
|
| 6. | 510 | + | 96 | = |
|
| 7. | 410 | + | 95 | = |
|
| 8. | 730 | + | 61 | = |
|
| 9. | 210 | + | 87 | = |
|
| 10. | 680 | + | 86 | = |
|