Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 610 | + | 91 | = |
|
| 2. | 220 | + | 86 | = |
|
| 3. | 320 | + | 79 | = |
|
| 4. | 830 | + | 65 | = |
|
| 5. | 510 | + | 88 | = |
|
| 6. | 170 | + | 83 | = |
|
| 7. | 470 | + | 29 | = |
|
| 8. | 650 | + | 48 | = |
|
| 9. | 190 | + | 29 | = |
|
| 10. | 750 | + | 75 | = |
|
| Oefening 2 | |||||
| 1. | 920 | + | 85 | = |
|
| 2. | 680 | + | 61 | = |
|
| 3. | 510 | + | 82 | = |
|
| 4. | 660 | + | 75 | = |
|
| 5. | 310 | + | 84 | = |
|
| 6. | 480 | + | 36 | = |
|
| 7. | 710 | + | 86 | = |
|
| 8. | 730 | + | 69 | = |
|
| 9. | 990 | + | 63 | = |
|
| 10. | 680 | + | 69 | = |
|
| Oefening 3 | |||||
| 1. | 350 | + | 78 | = |
|
| 2. | 250 | + | 64 | = |
|
| 3. | 680 | + | 47 | = |
|
| 4. | 830 | + | 76 | = |
|
| 5. | 220 | + | 99 | = |
|
| 6. | 820 | + | 74 | = |
|
| 7. | 730 | + | 96 | = |
|
| 8. | 860 | + | 46 | = |
|
| 9. | 810 | + | 86 | = |
|
| 10. | 910 | + | 95 | = |
|
| Oefening 4 | |||||
| 1. | 490 | + | 58 | = |
|
| 2. | 160 | + | 43 | = |
|
| 3. | 790 | + | 47 | = |
|
| 4. | 490 | + | 83 | = |
|
| 5. | 170 | + | 58 | = |
|
| 6. | 780 | + | 99 | = |
|
| 7. | 720 | + | 96 | = |
|
| 8. | 240 | + | 66 | = |
|
| 9. | 770 | + | 98 | = |
|
| 10. | 490 | + | 24 | = |
|