Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 560 | + | 47 | = |
|
| 2. | 870 | + | 25 | = |
|
| 3. | 310 | + | 89 | = |
|
| 4. | 550 | + | 69 | = |
|
| 5. | 830 | + | 75 | = |
|
| 6. | 150 | + | 53 | = |
|
| 7. | 810 | + | 91 | = |
|
| 8. | 150 | + | 41 | = |
|
| 9. | 870 | + | 97 | = |
|
| 10. | 850 | + | 48 | = |
|
| Oefening 2 | |||||
| 1. | 950 | + | 68 | = |
|
| 2. | 660 | + | 58 | = |
|
| 3. | 470 | + | 74 | = |
|
| 4. | 170 | + | 29 | = |
|
| 5. | 960 | + | 98 | = |
|
| 6. | 340 | + | 59 | = |
|
| 7. | 970 | + | 29 | = |
|
| 8. | 170 | + | 92 | = |
|
| 9. | 280 | + | 21 | = |
|
| 10. | 290 | + | 33 | = |
|
| Oefening 3 | |||||
| 1. | 630 | + | 99 | = |
|
| 2. | 460 | + | 31 | = |
|
| 3. | 660 | + | 47 | = |
|
| 4. | 370 | + | 37 | = |
|
| 5. | 540 | + | 63 | = |
|
| 6. | 620 | + | 78 | = |
|
| 7. | 240 | + | 82 | = |
|
| 8. | 720 | + | 94 | = |
|
| 9. | 170 | + | 52 | = |
|
| 10. | 530 | + | 96 | = |
|
| Oefening 4 | |||||
| 1. | 920 | + | 72 | = |
|
| 2. | 490 | + | 16 | = |
|
| 3. | 780 | + | 38 | = |
|
| 4. | 440 | + | 76 | = |
|
| 5. | 850 | + | 49 | = |
|
| 6. | 910 | + | 98 | = |
|
| 7. | 210 | + | 88 | = |
|
| 8. | 750 | + | 55 | = |
|
| 9. | 490 | + | 17 | = |
|
| 10. | 610 | + | 85 | = |
|