Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 570 | + | 63 | = |
|
| 2. | 730 | + | 89 | = |
|
| 3. | 340 | + | 58 | = |
|
| 4. | 850 | + | 68 | = |
|
| 5. | 320 | + | 91 | = |
|
| 6. | 940 | + | 53 | = |
|
| 7. | 850 | + | 77 | = |
|
| 8. | 530 | + | 63 | = |
|
| 9. | 320 | + | 75 | = |
|
| 10. | 680 | + | 15 | = |
|
| Oefening 2 | |||||
| 1. | 850 | + | 49 | = |
|
| 2. | 320 | + | 77 | = |
|
| 3. | 420 | + | 75 | = |
|
| 4. | 170 | + | 78 | = |
|
| 5. | 950 | + | 79 | = |
|
| 6. | 460 | + | 98 | = |
|
| 7. | 190 | + | 78 | = |
|
| 8. | 980 | + | 16 | = |
|
| 9. | 840 | + | 74 | = |
|
| 10. | 570 | + | 47 | = |
|
| Oefening 3 | |||||
| 1. | 140 | + | 99 | = |
|
| 2. | 590 | + | 26 | = |
|
| 3. | 180 | + | 35 | = |
|
| 4. | 690 | + | 65 | = |
|
| 5. | 410 | + | 89 | = |
|
| 6. | 860 | + | 65 | = |
|
| 7. | 930 | + | 94 | = |
|
| 8. | 310 | + | 91 | = |
|
| 9. | 990 | + | 86 | = |
|
| 10. | 690 | + | 51 | = |
|
| Oefening 4 | |||||
| 1. | 280 | + | 86 | = |
|
| 2. | 320 | + | 77 | = |
|
| 3. | 970 | + | 91 | = |
|
| 4. | 610 | + | 81 | = |
|
| 5. | 440 | + | 89 | = |
|
| 6. | 730 | + | 81 | = |
|
| 7. | 190 | + | 56 | = |
|
| 8. | 370 | + | 56 | = |
|
| 9. | 690 | + | 61 | = |
|
| 10. | 490 | + | 21 | = |
|