Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 150 | + | 56 | = |
|
| 2. | 470 | + | 95 | = |
|
| 3. | 460 | + | 68 | = |
|
| 4. | 730 | + | 91 | = |
|
| 5. | 110 | + | 97 | = |
|
| 6. | 330 | + | 64 | = |
|
| 7. | 690 | + | 98 | = |
|
| 8. | 480 | + | 44 | = |
|
| 9. | 380 | + | 68 | = |
|
| 10. | 490 | + | 85 | = |
|
| Oefening 2 | |||||
| 1. | 910 | + | 81 | = |
|
| 2. | 610 | + | 95 | = |
|
| 3. | 880 | + | 14 | = |
|
| 4. | 420 | + | 73 | = |
|
| 5. | 740 | + | 62 | = |
|
| 6. | 680 | + | 31 | = |
|
| 7. | 480 | + | 64 | = |
|
| 8. | 580 | + | 54 | = |
|
| 9. | 880 | + | 57 | = |
|
| 10. | 240 | + | 92 | = |
|
| Oefening 3 | |||||
| 1. | 150 | + | 68 | = |
|
| 2. | 670 | + | 35 | = |
|
| 3. | 240 | + | 93 | = |
|
| 4. | 750 | + | 94 | = |
|
| 5. | 410 | + | 87 | = |
|
| 6. | 840 | + | 66 | = |
|
| 7. | 840 | + | 64 | = |
|
| 8. | 860 | + | 69 | = |
|
| 9. | 480 | + | 95 | = |
|
| 10. | 350 | + | 56 | = |
|
| Oefening 4 | |||||
| 1. | 870 | + | 78 | = |
|
| 2. | 910 | + | 96 | = |
|
| 3. | 990 | + | 82 | = |
|
| 4. | 270 | + | 92 | = |
|
| 5. | 620 | + | 91 | = |
|
| 6. | 480 | + | 29 | = |
|
| 7. | 730 | + | 72 | = |
|
| 8. | 180 | + | 34 | = |
|
| 9. | 760 | + | 43 | = |
|
| 10. | 410 | + | 99 | = |
|