Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 630 | + | 64 | = |
|
| 2. | 320 | + | 77 | = |
|
| 3. | 150 | + | 53 | = |
|
| 4. | 540 | + | 68 | = |
|
| 5. | 660 | + | 55 | = |
|
| 6. | 480 | + | 51 | = |
|
| 7. | 330 | + | 99 | = |
|
| 8. | 470 | + | 67 | = |
|
| 9. | 370 | + | 75 | = |
|
| 10. | 440 | + | 95 | = |
|
| Oefening 2 | |||||
| 1. | 880 | + | 59 | = |
|
| 2. | 570 | + | 74 | = |
|
| 3. | 360 | + | 48 | = |
|
| 4. | 810 | + | 81 | = |
|
| 5. | 570 | + | 56 | = |
|
| 6. | 880 | + | 86 | = |
|
| 7. | 180 | + | 88 | = |
|
| 8. | 710 | + | 98 | = |
|
| 9. | 870 | + | 75 | = |
|
| 10. | 560 | + | 42 | = |
|
| Oefening 3 | |||||
| 1. | 530 | + | 79 | = |
|
| 2. | 170 | + | 23 | = |
|
| 3. | 540 | + | 83 | = |
|
| 4. | 110 | + | 88 | = |
|
| 5. | 960 | + | 67 | = |
|
| 6. | 660 | + | 84 | = |
|
| 7. | 880 | + | 51 | = |
|
| 8. | 670 | + | 91 | = |
|
| 9. | 770 | + | 89 | = |
|
| 10. | 930 | + | 75 | = |
|
| Oefening 4 | |||||
| 1. | 610 | + | 91 | = |
|
| 2. | 990 | + | 93 | = |
|
| 3. | 560 | + | 59 | = |
|
| 4. | 980 | + | 54 | = |
|
| 5. | 480 | + | 81 | = |
|
| 6. | 870 | + | 74 | = |
|
| 7. | 160 | + | 31 | = |
|
| 8. | 640 | + | 56 | = |
|
| 9. | 760 | + | 86 | = |
|
| 10. | 510 | + | 89 | = |
|