Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 760 | + | 81 | = |
|
| 2. | 710 | + | 86 | = |
|
| 3. | 360 | + | 31 | = |
|
| 4. | 370 | + | 55 | = |
|
| 5. | 740 | + | 88 | = |
|
| 6. | 790 | + | 9 | = |
|
| 7. | 840 | + | 56 | = |
|
| 8. | 530 | + | 96 | = |
|
| 9. | 160 | + | 74 | = |
|
| 10. | 640 | + | 96 | = |
|
| Oefening 2 | |||||
| 1. | 220 | + | 91 | = |
|
| 2. | 460 | + | 47 | = |
|
| 3. | 570 | + | 74 | = |
|
| 4. | 740 | + | 62 | = |
|
| 5. | 230 | + | 82 | = |
|
| 6. | 620 | + | 91 | = |
|
| 7. | 290 | + | 54 | = |
|
| 8. | 790 | + | 65 | = |
|
| 9. | 530 | + | 89 | = |
|
| 10. | 260 | + | 91 | = |
|
| Oefening 3 | |||||
| 1. | 290 | + | 68 | = |
|
| 2. | 780 | + | 87 | = |
|
| 3. | 710 | + | 89 | = |
|
| 4. | 990 | + | 47 | = |
|
| 5. | 790 | + | 38 | = |
|
| 6. | 330 | + | 81 | = |
|
| 7. | 480 | + | 11 | = |
|
| 8. | 370 | + | 63 | = |
|
| 9. | 280 | + | 45 | = |
|
| 10. | 540 | + | 89 | = |
|
| Oefening 4 | |||||
| 1. | 620 | + | 89 | = |
|
| 2. | 620 | + | 95 | = |
|
| 3. | 140 | + | 53 | = |
|
| 4. | 250 | + | 56 | = |
|
| 5. | 770 | + | 66 | = |
|
| 6. | 550 | + | 75 | = |
|
| 7. | 810 | + | 95 | = |
|
| 8. | 880 | + | 41 | = |
|
| 9. | 590 | + | 42 | = |
|
| 10. | 880 | + | 54 | = |
|