Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 670 | + | 56 | = |
|
| 2. | 590 | + | 45 | = |
|
| 3. | 510 | + | 91 | = |
|
| 4. | 890 | + | 72 | = |
|
| 5. | 690 | + | 26 | = |
|
| 6. | 360 | + | 69 | = |
|
| 7. | 140 | + | 96 | = |
|
| 8. | 670 | + | 72 | = |
|
| 9. | 930 | + | 83 | = |
|
| 10. | 350 | + | 51 | = |
|
| Oefening 2 | |||||
| 1. | 630 | + | 74 | = |
|
| 2. | 130 | + | 79 | = |
|
| 3. | 810 | + | 87 | = |
|
| 4. | 870 | + | 43 | = |
|
| 5. | 430 | + | 79 | = |
|
| 6. | 150 | + | 48 | = |
|
| 7. | 370 | + | 33 | = |
|
| 8. | 920 | + | 89 | = |
|
| 9. | 310 | + | 89 | = |
|
| 10. | 820 | + | 93 | = |
|
| Oefening 3 | |||||
| 1. | 330 | + | 75 | = |
|
| 2. | 440 | + | 69 | = |
|
| 3. | 980 | + | 59 | = |
|
| 4. | 750 | + | 77 | = |
|
| 5. | 520 | + | 83 | = |
|
| 6. | 540 | + | 66 | = |
|
| 7. | 290 | + | 86 | = |
|
| 8. | 820 | + | 85 | = |
|
| 9. | 750 | + | 92 | = |
|
| 10. | 540 | + | 71 | = |
|
| Oefening 4 | |||||
| 1. | 480 | + | 71 | = |
|
| 2. | 360 | + | 53 | = |
|
| 3. | 580 | + | 85 | = |
|
| 4. | 330 | + | 79 | = |
|
| 5. | 840 | + | 53 | = |
|
| 6. | 510 | + | 83 | = |
|
| 7. | 850 | + | 76 | = |
|
| 8. | 610 | + | 97 | = |
|
| 9. | 790 | + | 73 | = |
|
| 10. | 250 | + | 77 | = |
|