Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 850 | + | 78 | = |
|
| 2. | 450 | + | 77 | = |
|
| 3. | 630 | + | 63 | = |
|
| 4. | 290 | + | 48 | = |
|
| 5. | 740 | + | 73 | = |
|
| 6. | 610 | + | 81 | = |
|
| 7. | 680 | + | 29 | = |
|
| 8. | 120 | + | 94 | = |
|
| 9. | 940 | + | 59 | = |
|
| 10. | 170 | + | 24 | = |
|
| Oefening 2 | |||||
| 1. | 570 | + | 77 | = |
|
| 2. | 250 | + | 57 | = |
|
| 3. | 450 | + | 76 | = |
|
| 4. | 220 | + | 76 | = |
|
| 5. | 420 | + | 95 | = |
|
| 6. | 530 | + | 84 | = |
|
| 7. | 360 | + | 98 | = |
|
| 8. | 190 | + | 39 | = |
|
| 9. | 980 | + | 14 | = |
|
| 10. | 350 | + | 64 | = |
|
| Oefening 3 | |||||
| 1. | 190 | + | 19 | = |
|
| 2. | 820 | + | 87 | = |
|
| 3. | 360 | + | 77 | = |
|
| 4. | 410 | + | 81 | = |
|
| 5. | 830 | + | 83 | = |
|
| 6. | 470 | + | 96 | = |
|
| 7. | 320 | + | 87 | = |
|
| 8. | 660 | + | 94 | = |
|
| 9. | 430 | + | 66 | = |
|
| 10. | 790 | + | 63 | = |
|
| Oefening 4 | |||||
| 1. | 320 | + | 76 | = |
|
| 2. | 340 | + | 91 | = |
|
| 3. | 940 | + | 98 | = |
|
| 4. | 680 | + | 59 | = |
|
| 5. | 340 | + | 85 | = |
|
| 6. | 860 | + | 68 | = |
|
| 7. | 860 | + | 39 | = |
|
| 8. | 480 | + | 65 | = |
|
| 9. | 550 | + | 56 | = |
|
| 10. | 580 | + | 55 | = |
|