Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 650 | + | 99 | = |
|
| 2. | 740 | + | 91 | = |
|
| 3. | 810 | + | 97 | = |
|
| 4. | 980 | + | 37 | = |
|
| 5. | 440 | + | 84 | = |
|
| 6. | 770 | + | 63 | = |
|
| 7. | 170 | + | 25 | = |
|
| 8. | 780 | + | 67 | = |
|
| 9. | 920 | + | 97 | = |
|
| 10. | 640 | + | 78 | = |
|
| Oefening 2 | |||||
| 1. | 130 | + | 89 | = |
|
| 2. | 640 | + | 94 | = |
|
| 3. | 210 | + | 85 | = |
|
| 4. | 510 | + | 88 | = |
|
| 5. | 930 | + | 73 | = |
|
| 6. | 710 | + | 83 | = |
|
| 7. | 370 | + | 82 | = |
|
| 8. | 480 | + | 68 | = |
|
| 9. | 570 | + | 42 | = |
|
| 10. | 810 | + | 93 | = |
|
| Oefening 3 | |||||
| 1. | 750 | + | 48 | = |
|
| 2. | 520 | + | 78 | = |
|
| 3. | 860 | + | 78 | = |
|
| 4. | 130 | + | 61 | = |
|
| 5. | 240 | + | 57 | = |
|
| 6. | 390 | + | 1 | = |
|
| 7. | 980 | + | 34 | = |
|
| 8. | 430 | + | 61 | = |
|
| 9. | 850 | + | 72 | = |
|
| 10. | 220 | + | 85 | = |
|
| Oefening 4 | |||||
| 1. | 790 | + | 16 | = |
|
| 2. | 460 | + | 81 | = |
|
| 3. | 870 | + | 83 | = |
|
| 4. | 170 | + | 36 | = |
|
| 5. | 440 | + | 58 | = |
|
| 6. | 160 | + | 33 | = |
|
| 7. | 820 | + | 88 | = |
|
| 8. | 550 | + | 61 | = |
|
| 9. | 930 | + | 61 | = |
|
| 10. | 690 | + | 44 | = |
|