Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 170 | + | 89 | = |
|
| 2. | 820 | + | 79 | = |
|
| 3. | 210 | + | 81 | = |
|
| 4. | 130 | + | 86 | = |
|
| 5. | 450 | + | 84 | = |
|
| 6. | 690 | + | 41 | = |
|
| 7. | 460 | + | 74 | = |
|
| 8. | 160 | + | 97 | = |
|
| 9. | 640 | + | 82 | = |
|
| 10. | 810 | + | 96 | = |
|
| Oefening 2 | |||||
| 1. | 730 | + | 98 | = |
|
| 2. | 950 | + | 65 | = |
|
| 3. | 160 | + | 75 | = |
|
| 4. | 550 | + | 81 | = |
|
| 5. | 640 | + | 66 | = |
|
| 6. | 640 | + | 93 | = |
|
| 7. | 720 | + | 73 | = |
|
| 8. | 230 | + | 96 | = |
|
| 9. | 510 | + | 92 | = |
|
| 10. | 330 | + | 92 | = |
|
| Oefening 3 | |||||
| 1. | 210 | + | 93 | = |
|
| 2. | 530 | + | 62 | = |
|
| 3. | 210 | + | 93 | = |
|
| 4. | 210 | + | 98 | = |
|
| 5. | 460 | + | 59 | = |
|
| 6. | 310 | + | 88 | = |
|
| 7. | 380 | + | 77 | = |
|
| 8. | 950 | + | 88 | = |
|
| 9. | 540 | + | 99 | = |
|
| 10. | 490 | + | 15 | = |
|
| Oefening 4 | |||||
| 1. | 410 | + | 88 | = |
|
| 2. | 750 | + | 74 | = |
|
| 3. | 170 | + | 56 | = |
|
| 4. | 110 | + | 86 | = |
|
| 5. | 410 | + | 89 | = |
|
| 6. | 830 | + | 83 | = |
|
| 7. | 620 | + | 81 | = |
|
| 8. | 450 | + | 82 | = |
|
| 9. | 810 | + | 91 | = |
|
| 10. | 990 | + | 88 | = |
|