Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 270 | + | 95 | = |
|
| 2. | 310 | + | 89 | = |
|
| 3. | 680 | + | 46 | = |
|
| 4. | 530 | + | 83 | = |
|
| 5. | 590 | + | 82 | = |
|
| 6. | 630 | + | 92 | = |
|
| 7. | 130 | + | 74 | = |
|
| 8. | 130 | + | 61 | = |
|
| 9. | 180 | + | 12 | = |
|
| 10. | 360 | + | 79 | = |
|
| Oefening 2 | |||||
| 1. | 860 | + | 75 | = |
|
| 2. | 740 | + | 86 | = |
|
| 3. | 910 | + | 99 | = |
|
| 4. | 980 | + | 79 | = |
|
| 5. | 870 | + | 42 | = |
|
| 6. | 280 | + | 55 | = |
|
| 7. | 430 | + | 82 | = |
|
| 8. | 470 | + | 34 | = |
|
| 9. | 450 | + | 82 | = |
|
| 10. | 380 | + | 75 | = |
|
| Oefening 3 | |||||
| 1. | 250 | + | 54 | = |
|
| 2. | 340 | + | 51 | = |
|
| 3. | 280 | + | 29 | = |
|
| 4. | 870 | + | 78 | = |
|
| 5. | 390 | + | 74 | = |
|
| 6. | 930 | + | 73 | = |
|
| 7. | 820 | + | 91 | = |
|
| 8. | 820 | + | 71 | = |
|
| 9. | 840 | + | 79 | = |
|
| 10. | 530 | + | 69 | = |
|
| Oefening 4 | |||||
| 1. | 780 | + | 44 | = |
|
| 2. | 420 | + | 82 | = |
|
| 3. | 450 | + | 75 | = |
|
| 4. | 260 | + | 37 | = |
|
| 5. | 340 | + | 74 | = |
|
| 6. | 230 | + | 69 | = |
|
| 7. | 230 | + | 99 | = |
|
| 8. | 750 | + | 71 | = |
|
| 9. | 310 | + | 98 | = |
|
| 10. | 170 | + | 27 | = |
|