Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 950 | + | 71 | = |
|
| 2. | 780 | + | 33 | = |
|
| 3. | 180 | + | 68 | = |
|
| 4. | 810 | + | 82 | = |
|
| 5. | 150 | + | 42 | = |
|
| 6. | 510 | + | 94 | = |
|
| 7. | 120 | + | 78 | = |
|
| 8. | 160 | + | 74 | = |
|
| 9. | 640 | + | 83 | = |
|
| 10. | 350 | + | 51 | = |
|
| Oefening 2 | |||||
| 1. | 680 | + | 15 | = |
|
| 2. | 820 | + | 78 | = |
|
| 3. | 380 | + | 11 | = |
|
| 4. | 230 | + | 87 | = |
|
| 5. | 440 | + | 99 | = |
|
| 6. | 860 | + | 51 | = |
|
| 7. | 580 | + | 16 | = |
|
| 8. | 570 | + | 65 | = |
|
| 9. | 770 | + | 83 | = |
|
| 10. | 180 | + | 74 | = |
|
| Oefening 3 | |||||
| 1. | 150 | + | 46 | = |
|
| 2. | 790 | + | 41 | = |
|
| 3. | 340 | + | 59 | = |
|
| 4. | 760 | + | 65 | = |
|
| 5. | 790 | + | 83 | = |
|
| 6. | 150 | + | 45 | = |
|
| 7. | 830 | + | 97 | = |
|
| 8. | 790 | + | 45 | = |
|
| 9. | 450 | + | 46 | = |
|
| 10. | 150 | + | 69 | = |
|
| Oefening 4 | |||||
| 1. | 710 | + | 91 | = |
|
| 2. | 750 | + | 49 | = |
|
| 3. | 910 | + | 93 | = |
|
| 4. | 890 | + | 17 | = |
|
| 5. | 220 | + | 73 | = |
|
| 6. | 320 | + | 79 | = |
|
| 7. | 450 | + | 48 | = |
|
| 8. | 520 | + | 83 | = |
|
| 9. | 830 | + | 86 | = |
|
| 10. | 690 | + | 88 | = |
|