Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 660 | + | 41 | = |
|
| 2. | 230 | + | 71 | = |
|
| 3. | 540 | + | 52 | = |
|
| 4. | 160 | + | 98 | = |
|
| 5. | 180 | + | 27 | = |
|
| 6. | 570 | + | 77 | = |
|
| 7. | 770 | + | 34 | = |
|
| 8. | 230 | + | 92 | = |
|
| 9. | 520 | + | 88 | = |
|
| 10. | 170 | + | 82 | = |
|
| Oefening 2 | |||||
| 1. | 880 | + | 66 | = |
|
| 2. | 760 | + | 81 | = |
|
| 3. | 390 | + | 6 | = |
|
| 4. | 730 | + | 91 | = |
|
| 5. | 580 | + | 27 | = |
|
| 6. | 720 | + | 74 | = |
|
| 7. | 480 | + | 52 | = |
|
| 8. | 230 | + | 76 | = |
|
| 9. | 890 | + | 63 | = |
|
| 10. | 430 | + | 61 | = |
|
| Oefening 3 | |||||
| 1. | 270 | + | 29 | = |
|
| 2. | 220 | + | 95 | = |
|
| 3. | 330 | + | 95 | = |
|
| 4. | 120 | + | 89 | = |
|
| 5. | 290 | + | 29 | = |
|
| 6. | 280 | + | 93 | = |
|
| 7. | 750 | + | 92 | = |
|
| 8. | 280 | + | 39 | = |
|
| 9. | 960 | + | 37 | = |
|
| 10. | 130 | + | 68 | = |
|
| Oefening 4 | |||||
| 1. | 840 | + | 84 | = |
|
| 2. | 310 | + | 84 | = |
|
| 3. | 510 | + | 98 | = |
|
| 4. | 260 | + | 44 | = |
|
| 5. | 280 | + | 34 | = |
|
| 6. | 170 | + | 31 | = |
|
| 7. | 860 | + | 78 | = |
|
| 8. | 690 | + | 76 | = |
|
| 9. | 760 | + | 63 | = |
|
| 10. | 750 | + | 77 | = |
|