Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 660 | + | 59 | = |
|
| 2. | 370 | + | 76 | = |
|
| 3. | 210 | + | 84 | = |
|
| 4. | 170 | + | 52 | = |
|
| 5. | 240 | + | 79 | = |
|
| 6. | 580 | + | 96 | = |
|
| 7. | 240 | + | 56 | = |
|
| 8. | 780 | + | 41 | = |
|
| 9. | 280 | + | 65 | = |
|
| 10. | 230 | + | 65 | = |
|
| Oefening 2 | |||||
| 1. | 350 | + | 57 | = |
|
| 2. | 780 | + | 84 | = |
|
| 3. | 560 | + | 41 | = |
|
| 4. | 780 | + | 48 | = |
|
| 5. | 160 | + | 53 | = |
|
| 6. | 360 | + | 91 | = |
|
| 7. | 920 | + | 93 | = |
|
| 8. | 490 | + | 76 | = |
|
| 9. | 510 | + | 81 | = |
|
| 10. | 880 | + | 21 | = |
|
| Oefening 3 | |||||
| 1. | 170 | + | 39 | = |
|
| 2. | 410 | + | 89 | = |
|
| 3. | 910 | + | 91 | = |
|
| 4. | 970 | + | 61 | = |
|
| 5. | 370 | + | 82 | = |
|
| 6. | 460 | + | 33 | = |
|
| 7. | 930 | + | 82 | = |
|
| 8. | 950 | + | 56 | = |
|
| 9. | 570 | + | 31 | = |
|
| 10. | 780 | + | 37 | = |
|
| Oefening 4 | |||||
| 1. | 920 | + | 82 | = |
|
| 2. | 960 | + | 89 | = |
|
| 3. | 910 | + | 83 | = |
|
| 4. | 610 | + | 81 | = |
|
| 5. | 690 | + | 56 | = |
|
| 6. | 910 | + | 88 | = |
|
| 7. | 570 | + | 35 | = |
|
| 8. | 380 | + | 66 | = |
|
| 9. | 110 | + | 99 | = |
|
| 10. | 920 | + | 89 | = |
|