Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 390 | + | 41 | = |
|
| 2. | 610 | + | 93 | = |
|
| 3. | 540 | + | 67 | = |
|
| 4. | 710 | + | 98 | = |
|
| 5. | 720 | + | 89 | = |
|
| 6. | 630 | + | 84 | = |
|
| 7. | 190 | + | 31 | = |
|
| 8. | 520 | + | 95 | = |
|
| 9. | 750 | + | 49 | = |
|
| 10. | 770 | + | 84 | = |
|
| Oefening 2 | |||||
| 1. | 110 | + | 87 | = |
|
| 2. | 790 | + | 38 | = |
|
| 3. | 320 | + | 98 | = |
|
| 4. | 930 | + | 64 | = |
|
| 5. | 920 | + | 89 | = |
|
| 6. | 550 | + | 91 | = |
|
| 7. | 760 | + | 72 | = |
|
| 8. | 720 | + | 92 | = |
|
| 9. | 730 | + | 99 | = |
|
| 10. | 560 | + | 99 | = |
|
| Oefening 3 | |||||
| 1. | 630 | + | 64 | = |
|
| 2. | 580 | + | 51 | = |
|
| 3. | 770 | + | 83 | = |
|
| 4. | 540 | + | 95 | = |
|
| 5. | 330 | + | 77 | = |
|
| 6. | 790 | + | 55 | = |
|
| 7. | 940 | + | 82 | = |
|
| 8. | 540 | + | 82 | = |
|
| 9. | 810 | + | 92 | = |
|
| 10. | 270 | + | 34 | = |
|
| Oefening 4 | |||||
| 1. | 220 | + | 75 | = |
|
| 2. | 780 | + | 72 | = |
|
| 3. | 370 | + | 22 | = |
|
| 4. | 980 | + | 56 | = |
|
| 5. | 430 | + | 89 | = |
|
| 6. | 130 | + | 89 | = |
|
| 7. | 770 | + | 69 | = |
|
| 8. | 430 | + | 81 | = |
|
| 9. | 590 | + | 44 | = |
|
| 10. | 580 | + | 93 | = |
|