Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 110 | + | 88 | = |
|
| 2. | 390 | + | 89 | = |
|
| 3. | 510 | + | 84 | = |
|
| 4. | 890 | + | 98 | = |
|
| 5. | 720 | + | 74 | = |
|
| 6. | 150 | + | 56 | = |
|
| 7. | 650 | + | 56 | = |
|
| 8. | 220 | + | 84 | = |
|
| 9. | 730 | + | 82 | = |
|
| 10. | 220 | + | 98 | = |
|
| Oefening 2 | |||||
| 1. | 520 | + | 83 | = |
|
| 2. | 520 | + | 86 | = |
|
| 3. | 320 | + | 83 | = |
|
| 4. | 230 | + | 83 | = |
|
| 5. | 530 | + | 71 | = |
|
| 6. | 450 | + | 52 | = |
|
| 7. | 980 | + | 72 | = |
|
| 8. | 380 | + | 75 | = |
|
| 9. | 270 | + | 31 | = |
|
| 10. | 830 | + | 76 | = |
|
| Oefening 3 | |||||
| 1. | 480 | + | 29 | = |
|
| 2. | 440 | + | 71 | = |
|
| 3. | 830 | + | 86 | = |
|
| 4. | 710 | + | 95 | = |
|
| 5. | 580 | + | 11 | = |
|
| 6. | 290 | + | 32 | = |
|
| 7. | 710 | + | 97 | = |
|
| 8. | 170 | + | 63 | = |
|
| 9. | 740 | + | 75 | = |
|
| 10. | 170 | + | 48 | = |
|
| Oefening 4 | |||||
| 1. | 140 | + | 98 | = |
|
| 2. | 370 | + | 87 | = |
|
| 3. | 610 | + | 88 | = |
|
| 4. | 370 | + | 45 | = |
|
| 5. | 390 | + | 51 | = |
|
| 6. | 990 | + | 55 | = |
|
| 7. | 790 | + | 83 | = |
|
| 8. | 410 | + | 89 | = |
|
| 9. | 120 | + | 93 | = |
|
| 10. | 110 | + | 97 | = |
|