Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 980 | + | 21 | = |
|
| 2. | 350 | + | 54 | = |
|
| 3. | 530 | + | 74 | = |
|
| 4. | 380 | + | 68 | = |
|
| 5. | 130 | + | 69 | = |
|
| 6. | 990 | + | 31 | = |
|
| 7. | 520 | + | 79 | = |
|
| 8. | 350 | + | 42 | = |
|
| 9. | 540 | + | 59 | = |
|
| 10. | 240 | + | 57 | = |
|
| Oefening 2 | |||||
| 1. | 510 | + | 83 | = |
|
| 2. | 350 | + | 62 | = |
|
| 3. | 940 | + | 82 | = |
|
| 4. | 670 | + | 21 | = |
|
| 5. | 390 | + | 16 | = |
|
| 6. | 350 | + | 94 | = |
|
| 7. | 390 | + | 37 | = |
|
| 8. | 190 | + | 62 | = |
|
| 9. | 180 | + | 28 | = |
|
| 10. | 410 | + | 95 | = |
|
| Oefening 3 | |||||
| 1. | 490 | + | 85 | = |
|
| 2. | 710 | + | 86 | = |
|
| 3. | 480 | + | 56 | = |
|
| 4. | 220 | + | 99 | = |
|
| 5. | 610 | + | 87 | = |
|
| 6. | 420 | + | 79 | = |
|
| 7. | 860 | + | 32 | = |
|
| 8. | 160 | + | 76 | = |
|
| 9. | 190 | + | 62 | = |
|
| 10. | 980 | + | 85 | = |
|
| Oefening 4 | |||||
| 1. | 850 | + | 77 | = |
|
| 2. | 730 | + | 92 | = |
|
| 3. | 520 | + | 88 | = |
|
| 4. | 390 | + | 39 | = |
|
| 5. | 670 | + | 49 | = |
|
| 6. | 730 | + | 67 | = |
|
| 7. | 360 | + | 74 | = |
|
| 8. | 820 | + | 87 | = |
|
| 9. | 260 | + | 33 | = |
|
| 10. | 530 | + | 91 | = |
|