Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 930 | + | 74 | = |
|
| 2. | 530 | + | 99 | = |
|
| 3. | 820 | + | 81 | = |
|
| 4. | 660 | + | 55 | = |
|
| 5. | 780 | + | 57 | = |
|
| 6. | 310 | + | 91 | = |
|
| 7. | 230 | + | 84 | = |
|
| 8. | 780 | + | 12 | = |
|
| 9. | 420 | + | 77 | = |
|
| 10. | 370 | + | 39 | = |
|
| Oefening 2 | |||||
| 1. | 820 | + | 99 | = |
|
| 2. | 790 | + | 91 | = |
|
| 3. | 660 | + | 91 | = |
|
| 4. | 650 | + | 61 | = |
|
| 5. | 590 | + | 77 | = |
|
| 6. | 640 | + | 68 | = |
|
| 7. | 950 | + | 69 | = |
|
| 8. | 270 | + | 96 | = |
|
| 9. | 780 | + | 56 | = |
|
| 10. | 960 | + | 82 | = |
|
| Oefening 3 | |||||
| 1. | 120 | + | 78 | = |
|
| 2. | 870 | + | 95 | = |
|
| 3. | 320 | + | 99 | = |
|
| 4. | 250 | + | 52 | = |
|
| 5. | 890 | + | 98 | = |
|
| 6. | 280 | + | 99 | = |
|
| 7. | 260 | + | 45 | = |
|
| 8. | 470 | + | 27 | = |
|
| 9. | 570 | + | 91 | = |
|
| 10. | 230 | + | 97 | = |
|
| Oefening 4 | |||||
| 1. | 120 | + | 83 | = |
|
| 2. | 460 | + | 44 | = |
|
| 3. | 740 | + | 84 | = |
|
| 4. | 940 | + | 72 | = |
|
| 5. | 830 | + | 85 | = |
|
| 6. | 240 | + | 68 | = |
|
| 7. | 120 | + | 98 | = |
|
| 8. | 740 | + | 86 | = |
|
| 9. | 620 | + | 81 | = |
|
| 10. | 830 | + | 71 | = |
|