Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 380 | + | 34 | = |
|
| 2. | 160 | + | 87 | = |
|
| 3. | 690 | + | 14 | = |
|
| 4. | 240 | + | 51 | = |
|
| 5. | 450 | + | 75 | = |
|
| 6. | 890 | + | 57 | = |
|
| 7. | 920 | + | 81 | = |
|
| 8. | 140 | + | 89 | = |
|
| 9. | 530 | + | 73 | = |
|
| 10. | 470 | + | 21 | = |
|
| Oefening 2 | |||||
| 1. | 490 | + | 74 | = |
|
| 2. | 780 | + | 52 | = |
|
| 3. | 310 | + | 88 | = |
|
| 4. | 170 | + | 74 | = |
|
| 5. | 520 | + | 87 | = |
|
| 6. | 670 | + | 28 | = |
|
| 7. | 580 | + | 13 | = |
|
| 8. | 310 | + | 84 | = |
|
| 9. | 530 | + | 75 | = |
|
| 10. | 340 | + | 55 | = |
|
| Oefening 3 | |||||
| 1. | 970 | + | 99 | = |
|
| 2. | 460 | + | 86 | = |
|
| 3. | 790 | + | 58 | = |
|
| 4. | 560 | + | 87 | = |
|
| 5. | 830 | + | 81 | = |
|
| 6. | 960 | + | 52 | = |
|
| 7. | 680 | + | 26 | = |
|
| 8. | 130 | + | 96 | = |
|
| 9. | 450 | + | 72 | = |
|
| 10. | 150 | + | 44 | = |
|
| Oefening 4 | |||||
| 1. | 170 | + | 48 | = |
|
| 2. | 770 | + | 41 | = |
|
| 3. | 390 | + | 13 | = |
|
| 4. | 560 | + | 85 | = |
|
| 5. | 650 | + | 63 | = |
|
| 6. | 640 | + | 57 | = |
|
| 7. | 610 | + | 86 | = |
|
| 8. | 540 | + | 68 | = |
|
| 9. | 840 | + | 81 | = |
|
| 10. | 830 | + | 82 | = |
|