Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 770 | + | 78 | = |
|
| 2. | 920 | + | 87 | = |
|
| 3. | 360 | + | 57 | = |
|
| 4. | 150 | + | 46 | = |
|
| 5. | 660 | + | 46 | = |
|
| 6. | 720 | + | 75 | = |
|
| 7. | 530 | + | 66 | = |
|
| 8. | 560 | + | 82 | = |
|
| 9. | 570 | + | 95 | = |
|
| 10. | 570 | + | 47 | = |
|
| Oefening 2 | |||||
| 1. | 680 | + | 61 | = |
|
| 2. | 810 | + | 96 | = |
|
| 3. | 430 | + | 75 | = |
|
| 4. | 580 | + | 31 | = |
|
| 5. | 630 | + | 69 | = |
|
| 6. | 240 | + | 58 | = |
|
| 7. | 450 | + | 84 | = |
|
| 8. | 620 | + | 84 | = |
|
| 9. | 660 | + | 38 | = |
|
| 10. | 320 | + | 85 | = |
|
| Oefening 3 | |||||
| 1. | 870 | + | 81 | = |
|
| 2. | 280 | + | 76 | = |
|
| 3. | 840 | + | 81 | = |
|
| 4. | 680 | + | 23 | = |
|
| 5. | 540 | + | 53 | = |
|
| 6. | 850 | + | 51 | = |
|
| 7. | 660 | + | 34 | = |
|
| 8. | 330 | + | 71 | = |
|
| 9. | 590 | + | 45 | = |
|
| 10. | 870 | + | 36 | = |
|
| Oefening 4 | |||||
| 1. | 540 | + | 94 | = |
|
| 2. | 220 | + | 75 | = |
|
| 3. | 980 | + | 38 | = |
|
| 4. | 630 | + | 83 | = |
|
| 5. | 730 | + | 91 | = |
|
| 6. | 510 | + | 93 | = |
|
| 7. | 160 | + | 92 | = |
|
| 8. | 780 | + | 86 | = |
|
| 9. | 510 | + | 82 | = |
|
| 10. | 440 | + | 79 | = |
|