Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 130 | + | 81 | = |
|
| 2. | 460 | + | 91 | = |
|
| 3. | 260 | + | 49 | = |
|
| 4. | 550 | + | 68 | = |
|
| 5. | 310 | + | 82 | = |
|
| 6. | 990 | + | 94 | = |
|
| 7. | 780 | + | 28 | = |
|
| 8. | 740 | + | 91 | = |
|
| 9. | 570 | + | 93 | = |
|
| 10. | 650 | + | 87 | = |
|
| Oefening 2 | |||||
| 1. | 920 | + | 87 | = |
|
| 2. | 770 | + | 57 | = |
|
| 3. | 480 | + | 22 | = |
|
| 4. | 850 | + | 91 | = |
|
| 5. | 530 | + | 92 | = |
|
| 6. | 440 | + | 93 | = |
|
| 7. | 140 | + | 52 | = |
|
| 8. | 860 | + | 52 | = |
|
| 9. | 630 | + | 76 | = |
|
| 10. | 670 | + | 69 | = |
|
| Oefening 3 | |||||
| 1. | 760 | + | 34 | = |
|
| 2. | 180 | + | 98 | = |
|
| 3. | 610 | + | 85 | = |
|
| 4. | 290 | + | 53 | = |
|
| 5. | 780 | + | 61 | = |
|
| 6. | 110 | + | 84 | = |
|
| 7. | 340 | + | 78 | = |
|
| 8. | 650 | + | 97 | = |
|
| 9. | 110 | + | 97 | = |
|
| 10. | 860 | + | 76 | = |
|
| Oefening 4 | |||||
| 1. | 970 | + | 85 | = |
|
| 2. | 450 | + | 54 | = |
|
| 3. | 540 | + | 97 | = |
|
| 4. | 770 | + | 51 | = |
|
| 5. | 750 | + | 96 | = |
|
| 6. | 540 | + | 88 | = |
|
| 7. | 330 | + | 82 | = |
|
| 8. | 910 | + | 96 | = |
|
| 9. | 220 | + | 81 | = |
|
| 10. | 960 | + | 47 | = |
|