Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 660 | + | 59 | = |
|
| 2. | 950 | + | 72 | = |
|
| 3. | 470 | + | 76 | = |
|
| 4. | 750 | + | 46 | = |
|
| 5. | 990 | + | 73 | = |
|
| 6. | 290 | + | 71 | = |
|
| 7. | 820 | + | 77 | = |
|
| 8. | 670 | + | 52 | = |
|
| 9. | 550 | + | 58 | = |
|
| 10. | 340 | + | 66 | = |
|
| Oefening 2 | |||||
| 1. | 170 | + | 53 | = |
|
| 2. | 750 | + | 77 | = |
|
| 3. | 260 | + | 39 | = |
|
| 4. | 950 | + | 46 | = |
|
| 5. | 560 | + | 78 | = |
|
| 6. | 650 | + | 75 | = |
|
| 7. | 540 | + | 84 | = |
|
| 8. | 260 | + | 47 | = |
|
| 9. | 190 | + | 51 | = |
|
| 10. | 520 | + | 91 | = |
|
| Oefening 3 | |||||
| 1. | 130 | + | 92 | = |
|
| 2. | 630 | + | 94 | = |
|
| 3. | 370 | + | 89 | = |
|
| 4. | 910 | + | 93 | = |
|
| 5. | 540 | + | 96 | = |
|
| 6. | 830 | + | 61 | = |
|
| 7. | 860 | + | 85 | = |
|
| 8. | 660 | + | 36 | = |
|
| 9. | 830 | + | 89 | = |
|
| 10. | 670 | + | 25 | = |
|
| Oefening 4 | |||||
| 1. | 450 | + | 97 | = |
|
| 2. | 320 | + | 94 | = |
|
| 3. | 140 | + | 72 | = |
|
| 4. | 490 | + | 94 | = |
|
| 5. | 490 | + | 33 | = |
|
| 6. | 850 | + | 73 | = |
|
| 7. | 650 | + | 53 | = |
|
| 8. | 790 | + | 72 | = |
|
| 9. | 920 | + | 85 | = |
|
| 10. | 540 | + | 86 | = |
|