Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 550 | + | 58 | = |
|
| 2. | 270 | + | 39 | = |
|
| 3. | 450 | + | 65 | = |
|
| 4. | 810 | + | 99 | = |
|
| 5. | 920 | + | 95 | = |
|
| 6. | 840 | + | 68 | = |
|
| 7. | 690 | + | 22 | = |
|
| 8. | 360 | + | 32 | = |
|
| 9. | 620 | + | 98 | = |
|
| 10. | 270 | + | 29 | = |
|
| Oefening 2 | |||||
| 1. | 690 | + | 32 | = |
|
| 2. | 950 | + | 58 | = |
|
| 3. | 210 | + | 87 | = |
|
| 4. | 630 | + | 84 | = |
|
| 5. | 670 | + | 24 | = |
|
| 6. | 730 | + | 99 | = |
|
| 7. | 760 | + | 67 | = |
|
| 8. | 970 | + | 35 | = |
|
| 9. | 790 | + | 57 | = |
|
| 10. | 370 | + | 88 | = |
|
| Oefening 3 | |||||
| 1. | 130 | + | 82 | = |
|
| 2. | 390 | + | 72 | = |
|
| 3. | 760 | + | 52 | = |
|
| 4. | 540 | + | 78 | = |
|
| 5. | 790 | + | 85 | = |
|
| 6. | 610 | + | 82 | = |
|
| 7. | 570 | + | 41 | = |
|
| 8. | 650 | + | 63 | = |
|
| 9. | 180 | + | 98 | = |
|
| 10. | 920 | + | 92 | = |
|
| Oefening 4 | |||||
| 1. | 540 | + | 77 | = |
|
| 2. | 830 | + | 76 | = |
|
| 3. | 860 | + | 36 | = |
|
| 4. | 690 | + | 62 | = |
|
| 5. | 860 | + | 51 | = |
|
| 6. | 260 | + | 44 | = |
|
| 7. | 860 | + | 48 | = |
|
| 8. | 590 | + | 84 | = |
|
| 9. | 940 | + | 64 | = |
|
| 10. | 340 | + | 89 | = |
|