Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 840 | + | 53 | = |
|
| 2. | 530 | + | 93 | = |
|
| 3. | 920 | + | 74 | = |
|
| 4. | 860 | + | 94 | = |
|
| 5. | 490 | + | 92 | = |
|
| 6. | 820 | + | 93 | = |
|
| 7. | 450 | + | 61 | = |
|
| 8. | 220 | + | 82 | = |
|
| 9. | 280 | + | 65 | = |
|
| 10. | 480 | + | 48 | = |
|
| Oefening 2 | |||||
| 1. | 220 | + | 82 | = |
|
| 2. | 970 | + | 55 | = |
|
| 3. | 820 | + | 88 | = |
|
| 4. | 920 | + | 81 | = |
|
| 5. | 730 | + | 62 | = |
|
| 6. | 880 | + | 31 | = |
|
| 7. | 310 | + | 81 | = |
|
| 8. | 480 | + | 95 | = |
|
| 9. | 310 | + | 84 | = |
|
| 10. | 550 | + | 49 | = |
|
| Oefening 3 | |||||
| 1. | 860 | + | 59 | = |
|
| 2. | 870 | + | 28 | = |
|
| 3. | 650 | + | 45 | = |
|
| 4. | 260 | + | 32 | = |
|
| 5. | 840 | + | 67 | = |
|
| 6. | 510 | + | 96 | = |
|
| 7. | 630 | + | 91 | = |
|
| 8. | 860 | + | 63 | = |
|
| 9. | 470 | + | 25 | = |
|
| 10. | 160 | + | 44 | = |
|
| Oefening 4 | |||||
| 1. | 160 | + | 48 | = |
|
| 2. | 470 | + | 86 | = |
|
| 3. | 260 | + | 39 | = |
|
| 4. | 160 | + | 88 | = |
|
| 5. | 970 | + | 66 | = |
|
| 6. | 830 | + | 84 | = |
|
| 7. | 970 | + | 55 | = |
|
| 8. | 290 | + | 63 | = |
|
| 9. | 330 | + | 65 | = |
|
| 10. | 420 | + | 81 | = |
|