Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 790 | + | 87 | = |
|
| 2. | 870 | + | 31 | = |
|
| 3. | 170 | + | 28 | = |
|
| 4. | 530 | + | 98 | = |
|
| 5. | 250 | + | 55 | = |
|
| 6. | 710 | + | 92 | = |
|
| 7. | 860 | + | 84 | = |
|
| 8. | 960 | + | 66 | = |
|
| 9. | 390 | + | 73 | = |
|
| 10. | 490 | + | 42 | = |
|
| Oefening 2 | |||||
| 1. | 690 | + | 53 | = |
|
| 2. | 920 | + | 99 | = |
|
| 3. | 140 | + | 69 | = |
|
| 4. | 440 | + | 85 | = |
|
| 5. | 230 | + | 88 | = |
|
| 6. | 870 | + | 77 | = |
|
| 7. | 850 | + | 59 | = |
|
| 8. | 610 | + | 95 | = |
|
| 9. | 370 | + | 95 | = |
|
| 10. | 820 | + | 73 | = |
|
| Oefening 3 | |||||
| 1. | 960 | + | 74 | = |
|
| 2. | 140 | + | 77 | = |
|
| 3. | 510 | + | 96 | = |
|
| 4. | 880 | + | 88 | = |
|
| 5. | 730 | + | 61 | = |
|
| 6. | 780 | + | 17 | = |
|
| 7. | 740 | + | 73 | = |
|
| 8. | 990 | + | 84 | = |
|
| 9. | 920 | + | 74 | = |
|
| 10. | 380 | + | 19 | = |
|
| Oefening 4 | |||||
| 1. | 120 | + | 98 | = |
|
| 2. | 440 | + | 94 | = |
|
| 3. | 510 | + | 97 | = |
|
| 4. | 710 | + | 81 | = |
|
| 5. | 570 | + | 25 | = |
|
| 6. | 730 | + | 96 | = |
|
| 7. | 450 | + | 79 | = |
|
| 8. | 190 | + | 45 | = |
|
| 9. | 170 | + | 67 | = |
|
| 10. | 250 | + | 78 | = |
|