Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 370 | + | 66 | = |
|
| 2. | 820 | + | 75 | = |
|
| 3. | 610 | + | 83 | = |
|
| 4. | 130 | + | 72 | = |
|
| 5. | 950 | + | 86 | = |
|
| 6. | 590 | + | 21 | = |
|
| 7. | 370 | + | 91 | = |
|
| 8. | 830 | + | 98 | = |
|
| 9. | 760 | + | 48 | = |
|
| 10. | 790 | + | 13 | = |
|
| Oefening 2 | |||||
| 1. | 440 | + | 64 | = |
|
| 2. | 580 | + | 22 | = |
|
| 3. | 270 | + | 91 | = |
|
| 4. | 670 | + | 83 | = |
|
| 5. | 920 | + | 78 | = |
|
| 6. | 590 | + | 39 | = |
|
| 7. | 780 | + | 35 | = |
|
| 8. | 560 | + | 56 | = |
|
| 9. | 520 | + | 95 | = |
|
| 10. | 160 | + | 69 | = |
|
| Oefening 3 | |||||
| 1. | 320 | + | 71 | = |
|
| 2. | 750 | + | 84 | = |
|
| 3. | 150 | + | 95 | = |
|
| 4. | 520 | + | 91 | = |
|
| 5. | 730 | + | 78 | = |
|
| 6. | 960 | + | 64 | = |
|
| 7. | 330 | + | 63 | = |
|
| 8. | 620 | + | 88 | = |
|
| 9. | 550 | + | 61 | = |
|
| 10. | 630 | + | 73 | = |
|
| Oefening 4 | |||||
| 1. | 350 | + | 45 | = |
|
| 2. | 360 | + | 37 | = |
|
| 3. | 390 | + | 99 | = |
|
| 4. | 950 | + | 68 | = |
|
| 5. | 720 | + | 87 | = |
|
| 6. | 660 | + | 79 | = |
|
| 7. | 780 | + | 74 | = |
|
| 8. | 550 | + | 97 | = |
|
| 9. | 970 | + | 72 | = |
|
| 10. | 220 | + | 99 | = |
|