Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 710 | + | 98 | = |
|
| 2. | 620 | + | 76 | = |
|
| 3. | 740 | + | 65 | = |
|
| 4. | 470 | + | 56 | = |
|
| 5. | 450 | + | 45 | = |
|
| 6. | 480 | + | 48 | = |
|
| 7. | 630 | + | 69 | = |
|
| 8. | 980 | + | 66 | = |
|
| 9. | 870 | + | 53 | = |
|
| 10. | 920 | + | 74 | = |
|
| Oefening 2 | |||||
| 1. | 920 | + | 78 | = |
|
| 2. | 830 | + | 92 | = |
|
| 3. | 370 | + | 83 | = |
|
| 4. | 530 | + | 89 | = |
|
| 5. | 420 | + | 93 | = |
|
| 6. | 520 | + | 93 | = |
|
| 7. | 240 | + | 83 | = |
|
| 8. | 360 | + | 67 | = |
|
| 9. | 230 | + | 69 | = |
|
| 10. | 380 | + | 82 | = |
|
| Oefening 3 | |||||
| 1. | 110 | + | 94 | = |
|
| 2. | 510 | + | 82 | = |
|
| 3. | 710 | + | 91 | = |
|
| 4. | 690 | + | 63 | = |
|
| 5. | 390 | + | 48 | = |
|
| 6. | 640 | + | 62 | = |
|
| 7. | 480 | + | 88 | = |
|
| 8. | 360 | + | 92 | = |
|
| 9. | 270 | + | 83 | = |
|
| 10. | 370 | + | 76 | = |
|
| Oefening 4 | |||||
| 1. | 650 | + | 99 | = |
|
| 2. | 440 | + | 51 | = |
|
| 3. | 880 | + | 99 | = |
|
| 4. | 280 | + | 95 | = |
|
| 5. | 150 | + | 46 | = |
|
| 6. | 170 | + | 22 | = |
|
| 7. | 370 | + | 51 | = |
|
| 8. | 730 | + | 61 | = |
|
| 9. | 270 | + | 93 | = |
|
| 10. | 530 | + | 89 | = |
|