Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 230 | + | 87 | = |
|
| 2. | 210 | + | 88 | = |
|
| 3. | 550 | + | 65 | = |
|
| 4. | 420 | + | 96 | = |
|
| 5. | 250 | + | 44 | = |
|
| 6. | 530 | + | 63 | = |
|
| 7. | 840 | + | 86 | = |
|
| 8. | 690 | + | 49 | = |
|
| 9. | 790 | + | 62 | = |
|
| 10. | 150 | + | 49 | = |
|
| Oefening 2 | |||||
| 1. | 580 | + | 13 | = |
|
| 2. | 860 | + | 38 | = |
|
| 3. | 260 | + | 81 | = |
|
| 4. | 280 | + | 98 | = |
|
| 5. | 960 | + | 94 | = |
|
| 6. | 870 | + | 58 | = |
|
| 7. | 220 | + | 94 | = |
|
| 8. | 750 | + | 92 | = |
|
| 9. | 480 | + | 75 | = |
|
| 10. | 270 | + | 68 | = |
|
| Oefening 3 | |||||
| 1. | 710 | + | 92 | = |
|
| 2. | 890 | + | 54 | = |
|
| 3. | 520 | + | 82 | = |
|
| 4. | 760 | + | 57 | = |
|
| 5. | 910 | + | 94 | = |
|
| 6. | 510 | + | 84 | = |
|
| 7. | 610 | + | 94 | = |
|
| 8. | 540 | + | 51 | = |
|
| 9. | 280 | + | 57 | = |
|
| 10. | 180 | + | 33 | = |
|
| Oefening 4 | |||||
| 1. | 220 | + | 92 | = |
|
| 2. | 510 | + | 82 | = |
|
| 3. | 620 | + | 86 | = |
|
| 4. | 330 | + | 92 | = |
|
| 5. | 930 | + | 64 | = |
|
| 6. | 580 | + | 42 | = |
|
| 7. | 420 | + | 71 | = |
|
| 8. | 550 | + | 62 | = |
|
| 9. | 670 | + | 79 | = |
|
| 10. | 240 | + | 53 | = |
|