Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 420 | + | 78 | = |
|
| 2. | 210 | + | 99 | = |
|
| 3. | 320 | + | 85 | = |
|
| 4. | 330 | + | 76 | = |
|
| 5. | 970 | + | 27 | = |
|
| 6. | 240 | + | 57 | = |
|
| 7. | 380 | + | 72 | = |
|
| 8. | 180 | + | 39 | = |
|
| 9. | 640 | + | 91 | = |
|
| 10. | 680 | + | 76 | = |
|
| Oefening 2 | |||||
| 1. | 960 | + | 43 | = |
|
| 2. | 710 | + | 98 | = |
|
| 3. | 660 | + | 56 | = |
|
| 4. | 460 | + | 61 | = |
|
| 5. | 830 | + | 86 | = |
|
| 6. | 680 | + | 23 | = |
|
| 7. | 720 | + | 87 | = |
|
| 8. | 740 | + | 88 | = |
|
| 9. | 960 | + | 56 | = |
|
| 10. | 510 | + | 87 | = |
|
| Oefening 3 | |||||
| 1. | 460 | + | 83 | = |
|
| 2. | 910 | + | 86 | = |
|
| 3. | 630 | + | 94 | = |
|
| 4. | 660 | + | 86 | = |
|
| 5. | 950 | + | 99 | = |
|
| 6. | 310 | + | 89 | = |
|
| 7. | 890 | + | 17 | = |
|
| 8. | 340 | + | 67 | = |
|
| 9. | 570 | + | 44 | = |
|
| 10. | 710 | + | 85 | = |
|
| Oefening 4 | |||||
| 1. | 880 | + | 52 | = |
|
| 2. | 810 | + | 84 | = |
|
| 3. | 530 | + | 82 | = |
|
| 4. | 320 | + | 88 | = |
|
| 5. | 460 | + | 56 | = |
|
| 6. | 910 | + | 94 | = |
|
| 7. | 780 | + | 43 | = |
|
| 8. | 350 | + | 95 | = |
|
| 9. | 330 | + | 97 | = |
|
| 10. | 960 | + | 74 | = |
|