Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 840 | + | 85 | = |
|
| 2. | 930 | + | 96 | = |
|
| 3. | 380 | + | 88 | = |
|
| 4. | 260 | + | 65 | = |
|
| 5. | 770 | + | 52 | = |
|
| 6. | 870 | + | 94 | = |
|
| 7. | 720 | + | 93 | = |
|
| 8. | 780 | + | 59 | = |
|
| 9. | 260 | + | 59 | = |
|
| 10. | 380 | + | 18 | = |
|
| Oefening 2 | |||||
| 1. | 490 | + | 81 | = |
|
| 2. | 670 | + | 33 | = |
|
| 3. | 540 | + | 64 | = |
|
| 4. | 420 | + | 91 | = |
|
| 5. | 590 | + | 21 | = |
|
| 6. | 760 | + | 97 | = |
|
| 7. | 220 | + | 89 | = |
|
| 8. | 640 | + | 83 | = |
|
| 9. | 810 | + | 97 | = |
|
| 10. | 520 | + | 73 | = |
|
| Oefening 3 | |||||
| 1. | 150 | + | 47 | = |
|
| 2. | 460 | + | 82 | = |
|
| 3. | 470 | + | 89 | = |
|
| 4. | 990 | + | 87 | = |
|
| 5. | 430 | + | 78 | = |
|
| 6. | 160 | + | 73 | = |
|
| 7. | 350 | + | 82 | = |
|
| 8. | 460 | + | 42 | = |
|
| 9. | 760 | + | 82 | = |
|
| 10. | 160 | + | 86 | = |
|
| Oefening 4 | |||||
| 1. | 270 | + | 32 | = |
|
| 2. | 460 | + | 93 | = |
|
| 3. | 550 | + | 43 | = |
|
| 4. | 930 | + | 75 | = |
|
| 5. | 820 | + | 95 | = |
|
| 6. | 180 | + | 96 | = |
|
| 7. | 690 | + | 25 | = |
|
| 8. | 240 | + | 59 | = |
|
| 9. | 990 | + | 94 | = |
|
| 10. | 840 | + | 84 | = |
|