Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 570 | + | 89 | = |
|
| 2. | 760 | + | 35 | = |
|
| 3. | 360 | + | 45 | = |
|
| 4. | 980 | + | 98 | = |
|
| 5. | 470 | + | 71 | = |
|
| 6. | 930 | + | 76 | = |
|
| 7. | 540 | + | 97 | = |
|
| 8. | 810 | + | 93 | = |
|
| 9. | 520 | + | 83 | = |
|
| 10. | 510 | + | 99 | = |
|
| Oefening 2 | |||||
| 1. | 830 | + | 72 | = |
|
| 2. | 950 | + | 45 | = |
|
| 3. | 760 | + | 74 | = |
|
| 4. | 970 | + | 58 | = |
|
| 5. | 260 | + | 41 | = |
|
| 6. | 490 | + | 7 | = |
|
| 7. | 750 | + | 63 | = |
|
| 8. | 750 | + | 66 | = |
|
| 9. | 360 | + | 74 | = |
|
| 10. | 850 | + | 98 | = |
|
| Oefening 3 | |||||
| 1. | 770 | + | 75 | = |
|
| 2. | 610 | + | 83 | = |
|
| 3. | 690 | + | 19 | = |
|
| 4. | 230 | + | 86 | = |
|
| 5. | 990 | + | 22 | = |
|
| 6. | 420 | + | 91 | = |
|
| 7. | 670 | + | 74 | = |
|
| 8. | 490 | + | 51 | = |
|
| 9. | 450 | + | 62 | = |
|
| 10. | 920 | + | 78 | = |
|
| Oefening 4 | |||||
| 1. | 190 | + | 99 | = |
|
| 2. | 280 | + | 41 | = |
|
| 3. | 680 | + | 52 | = |
|
| 4. | 220 | + | 97 | = |
|
| 5. | 410 | + | 88 | = |
|
| 6. | 790 | + | 84 | = |
|
| 7. | 980 | + | 11 | = |
|
| 8. | 270 | + | 96 | = |
|
| 9. | 110 | + | 83 | = |
|
| 10. | 310 | + | 97 | = |
|