Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 170 | + | 22 | = |
|
| 2. | 650 | + | 46 | = |
|
| 3. | 920 | + | 93 | = |
|
| 4. | 380 | + | 91 | = |
|
| 5. | 340 | + | 89 | = |
|
| 6. | 990 | + | 68 | = |
|
| 7. | 910 | + | 84 | = |
|
| 8. | 910 | + | 91 | = |
|
| 9. | 830 | + | 98 | = |
|
| 10. | 440 | + | 87 | = |
|
| Oefening 2 | |||||
| 1. | 510 | + | 95 | = |
|
| 2. | 610 | + | 83 | = |
|
| 3. | 690 | + | 31 | = |
|
| 4. | 850 | + | 44 | = |
|
| 5. | 530 | + | 88 | = |
|
| 6. | 210 | + | 86 | = |
|
| 7. | 520 | + | 78 | = |
|
| 8. | 530 | + | 69 | = |
|
| 9. | 730 | + | 98 | = |
|
| 10. | 730 | + | 94 | = |
|
| Oefening 3 | |||||
| 1. | 210 | + | 96 | = |
|
| 2. | 220 | + | 97 | = |
|
| 3. | 210 | + | 98 | = |
|
| 4. | 870 | + | 56 | = |
|
| 5. | 930 | + | 98 | = |
|
| 6. | 450 | + | 98 | = |
|
| 7. | 380 | + | 97 | = |
|
| 8. | 480 | + | 85 | = |
|
| 9. | 240 | + | 64 | = |
|
| 10. | 420 | + | 78 | = |
|
| Oefening 4 | |||||
| 1. | 360 | + | 99 | = |
|
| 2. | 980 | + | 16 | = |
|
| 3. | 320 | + | 94 | = |
|
| 4. | 520 | + | 85 | = |
|
| 5. | 780 | + | 89 | = |
|
| 6. | 280 | + | 48 | = |
|
| 7. | 450 | + | 52 | = |
|
| 8. | 860 | + | 47 | = |
|
| 9. | 860 | + | 55 | = |
|
| 10. | 590 | + | 28 | = |
|