Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 420 | + | 91 | = |
|
| 2. | 430 | + | 83 | = |
|
| 3. | 310 | + | 81 | = |
|
| 4. | 720 | + | 76 | = |
|
| 5. | 280 | + | 52 | = |
|
| 6. | 320 | + | 72 | = |
|
| 7. | 310 | + | 93 | = |
|
| 8. | 660 | + | 97 | = |
|
| 9. | 940 | + | 89 | = |
|
| 10. | 330 | + | 95 | = |
|
| Oefening 2 | |||||
| 1. | 540 | + | 55 | = |
|
| 2. | 890 | + | 97 | = |
|
| 3. | 860 | + | 53 | = |
|
| 4. | 860 | + | 64 | = |
|
| 5. | 460 | + | 92 | = |
|
| 6. | 120 | + | 95 | = |
|
| 7. | 250 | + | 47 | = |
|
| 8. | 890 | + | 79 | = |
|
| 9. | 780 | + | 83 | = |
|
| 10. | 620 | + | 97 | = |
|
| Oefening 3 | |||||
| 1. | 790 | + | 11 | = |
|
| 2. | 180 | + | 34 | = |
|
| 3. | 150 | + | 54 | = |
|
| 4. | 840 | + | 53 | = |
|
| 5. | 630 | + | 96 | = |
|
| 6. | 450 | + | 52 | = |
|
| 7. | 350 | + | 81 | = |
|
| 8. | 520 | + | 93 | = |
|
| 9. | 510 | + | 94 | = |
|
| 10. | 450 | + | 67 | = |
|
| Oefening 4 | |||||
| 1. | 920 | + | 84 | = |
|
| 2. | 180 | + | 53 | = |
|
| 3. | 180 | + | 53 | = |
|
| 4. | 840 | + | 76 | = |
|
| 5. | 940 | + | 53 | = |
|
| 6. | 110 | + | 87 | = |
|
| 7. | 930 | + | 86 | = |
|
| 8. | 280 | + | 23 | = |
|
| 9. | 590 | + | 34 | = |
|
| 10. | 720 | + | 71 | = |
|