Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 830 | + | 81 | = |
|
| 2. | 380 | + | 16 | = |
|
| 3. | 530 | + | 84 | = |
|
| 4. | 130 | + | 76 | = |
|
| 5. | 620 | + | 82 | = |
|
| 6. | 540 | + | 93 | = |
|
| 7. | 290 | + | 52 | = |
|
| 8. | 290 | + | 63 | = |
|
| 9. | 390 | + | 35 | = |
|
| 10. | 420 | + | 85 | = |
|
| Oefening 2 | |||||
| 1. | 860 | + | 98 | = |
|
| 2. | 310 | + | 93 | = |
|
| 3. | 260 | + | 98 | = |
|
| 4. | 310 | + | 86 | = |
|
| 5. | 880 | + | 99 | = |
|
| 6. | 250 | + | 51 | = |
|
| 7. | 290 | + | 13 | = |
|
| 8. | 370 | + | 86 | = |
|
| 9. | 530 | + | 73 | = |
|
| 10. | 850 | + | 94 | = |
|
| Oefening 3 | |||||
| 1. | 180 | + | 81 | = |
|
| 2. | 340 | + | 71 | = |
|
| 3. | 370 | + | 46 | = |
|
| 4. | 430 | + | 66 | = |
|
| 5. | 740 | + | 72 | = |
|
| 6. | 240 | + | 86 | = |
|
| 7. | 890 | + | 32 | = |
|
| 8. | 620 | + | 96 | = |
|
| 9. | 980 | + | 68 | = |
|
| 10. | 350 | + | 86 | = |
|
| Oefening 4 | |||||
| 1. | 110 | + | 82 | = |
|
| 2. | 630 | + | 91 | = |
|
| 3. | 340 | + | 55 | = |
|
| 4. | 670 | + | 59 | = |
|
| 5. | 510 | + | 82 | = |
|
| 6. | 430 | + | 72 | = |
|
| 7. | 270 | + | 24 | = |
|
| 8. | 520 | + | 78 | = |
|
| 9. | 640 | + | 67 | = |
|
| 10. | 110 | + | 84 | = |
|