Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 120 | + | 86 | = |
|
| 2. | 510 | + | 89 | = |
|
| 3. | 260 | + | 44 | = |
|
| 4. | 780 | + | 86 | = |
|
| 5. | 580 | + | 86 | = |
|
| 6. | 280 | + | 64 | = |
|
| 7. | 680 | + | 57 | = |
|
| 8. | 950 | + | 88 | = |
|
| 9. | 940 | + | 98 | = |
|
| 10. | 320 | + | 95 | = |
|
| Oefening 2 | |||||
| 1. | 520 | + | 72 | = |
|
| 2. | 840 | + | 95 | = |
|
| 3. | 680 | + | 84 | = |
|
| 4. | 290 | + | 24 | = |
|
| 5. | 180 | + | 58 | = |
|
| 6. | 540 | + | 59 | = |
|
| 7. | 410 | + | 81 | = |
|
| 8. | 220 | + | 78 | = |
|
| 9. | 380 | + | 19 | = |
|
| 10. | 190 | + | 65 | = |
|
| Oefening 3 | |||||
| 1. | 130 | + | 78 | = |
|
| 2. | 430 | + | 79 | = |
|
| 3. | 720 | + | 95 | = |
|
| 4. | 170 | + | 91 | = |
|
| 5. | 490 | + | 14 | = |
|
| 6. | 290 | + | 36 | = |
|
| 7. | 260 | + | 47 | = |
|
| 8. | 130 | + | 61 | = |
|
| 9. | 180 | + | 95 | = |
|
| 10. | 510 | + | 92 | = |
|
| Oefening 4 | |||||
| 1. | 990 | + | 77 | = |
|
| 2. | 260 | + | 96 | = |
|
| 3. | 350 | + | 59 | = |
|
| 4. | 990 | + | 82 | = |
|
| 5. | 260 | + | 72 | = |
|
| 6. | 580 | + | 85 | = |
|
| 7. | 990 | + | 35 | = |
|
| 8. | 490 | + | 64 | = |
|
| 9. | 320 | + | 99 | = |
|
| 10. | 720 | + | 79 | = |
|