Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 450 | + | 65 | = |
|
| 2. | 160 | + | 83 | = |
|
| 3. | 440 | + | 52 | = |
|
| 4. | 370 | + | 51 | = |
|
| 5. | 490 | + | 82 | = |
|
| 6. | 840 | + | 86 | = |
|
| 7. | 460 | + | 52 | = |
|
| 8. | 160 | + | 32 | = |
|
| 9. | 740 | + | 53 | = |
|
| 10. | 160 | + | 95 | = |
|
| Oefening 2 | |||||
| 1. | 620 | + | 78 | = |
|
| 2. | 380 | + | 76 | = |
|
| 3. | 820 | + | 97 | = |
|
| 4. | 590 | + | 6 | = |
|
| 5. | 740 | + | 98 | = |
|
| 6. | 610 | + | 94 | = |
|
| 7. | 840 | + | 75 | = |
|
| 8. | 730 | + | 97 | = |
|
| 9. | 690 | + | 35 | = |
|
| 10. | 810 | + | 84 | = |
|
| Oefening 3 | |||||
| 1. | 570 | + | 58 | = |
|
| 2. | 380 | + | 49 | = |
|
| 3. | 430 | + | 61 | = |
|
| 4. | 570 | + | 74 | = |
|
| 5. | 630 | + | 93 | = |
|
| 6. | 710 | + | 96 | = |
|
| 7. | 450 | + | 74 | = |
|
| 8. | 220 | + | 95 | = |
|
| 9. | 360 | + | 92 | = |
|
| 10. | 560 | + | 66 | = |
|
| Oefening 4 | |||||
| 1. | 590 | + | 15 | = |
|
| 2. | 450 | + | 43 | = |
|
| 3. | 680 | + | 35 | = |
|
| 4. | 840 | + | 92 | = |
|
| 5. | 220 | + | 85 | = |
|
| 6. | 940 | + | 56 | = |
|
| 7. | 670 | + | 75 | = |
|
| 8. | 680 | + | 82 | = |
|
| 9. | 320 | + | 96 | = |
|
| 10. | 510 | + | 99 | = |
|