Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 470 | + | 62 | = |
|
| 2. | 250 | + | 73 | = |
|
| 3. | 610 | + | 93 | = |
|
| 4. | 280 | + | 66 | = |
|
| 5. | 820 | + | 71 | = |
|
| 6. | 120 | + | 75 | = |
|
| 7. | 260 | + | 32 | = |
|
| 8. | 850 | + | 81 | = |
|
| 9. | 250 | + | 92 | = |
|
| 10. | 270 | + | 57 | = |
|
| Oefening 2 | |||||
| 1. | 380 | + | 26 | = |
|
| 2. | 270 | + | 58 | = |
|
| 3. | 860 | + | 32 | = |
|
| 4. | 750 | + | 79 | = |
|
| 5. | 410 | + | 93 | = |
|
| 6. | 290 | + | 79 | = |
|
| 7. | 820 | + | 86 | = |
|
| 8. | 610 | + | 82 | = |
|
| 9. | 680 | + | 57 | = |
|
| 10. | 410 | + | 95 | = |
|
| Oefening 3 | |||||
| 1. | 170 | + | 41 | = |
|
| 2. | 310 | + | 83 | = |
|
| 3. | 930 | + | 65 | = |
|
| 4. | 810 | + | 86 | = |
|
| 5. | 990 | + | 38 | = |
|
| 6. | 230 | + | 67 | = |
|
| 7. | 590 | + | 39 | = |
|
| 8. | 940 | + | 68 | = |
|
| 9. | 160 | + | 92 | = |
|
| 10. | 610 | + | 83 | = |
|
| Oefening 4 | |||||
| 1. | 320 | + | 95 | = |
|
| 2. | 750 | + | 69 | = |
|
| 3. | 190 | + | 22 | = |
|
| 4. | 150 | + | 62 | = |
|
| 5. | 810 | + | 97 | = |
|
| 6. | 350 | + | 78 | = |
|
| 7. | 150 | + | 56 | = |
|
| 8. | 930 | + | 72 | = |
|
| 9. | 660 | + | 91 | = |
|
| 10. | 230 | + | 78 | = |
|