Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 230 | + | 83 | = |
|
| 2. | 340 | + | 93 | = |
|
| 3. | 210 | + | 98 | = |
|
| 4. | 670 | + | 43 | = |
|
| 5. | 830 | + | 98 | = |
|
| 6. | 170 | + | 29 | = |
|
| 7. | 110 | + | 82 | = |
|
| 8. | 790 | + | 12 | = |
|
| 9. | 540 | + | 77 | = |
|
| 10. | 480 | + | 56 | = |
|
| Oefening 2 | |||||
| 1. | 850 | + | 62 | = |
|
| 2. | 520 | + | 86 | = |
|
| 3. | 530 | + | 62 | = |
|
| 4. | 970 | + | 33 | = |
|
| 5. | 540 | + | 52 | = |
|
| 6. | 780 | + | 24 | = |
|
| 7. | 760 | + | 98 | = |
|
| 8. | 620 | + | 95 | = |
|
| 9. | 930 | + | 85 | = |
|
| 10. | 320 | + | 97 | = |
|
| Oefening 3 | |||||
| 1. | 770 | + | 27 | = |
|
| 2. | 880 | + | 19 | = |
|
| 3. | 910 | + | 81 | = |
|
| 4. | 150 | + | 71 | = |
|
| 5. | 660 | + | 93 | = |
|
| 6. | 670 | + | 91 | = |
|
| 7. | 870 | + | 28 | = |
|
| 8. | 910 | + | 82 | = |
|
| 9. | 660 | + | 32 | = |
|
| 10. | 360 | + | 34 | = |
|
| Oefening 4 | |||||
| 1. | 750 | + | 99 | = |
|
| 2. | 820 | + | 73 | = |
|
| 3. | 530 | + | 64 | = |
|
| 4. | 270 | + | 79 | = |
|
| 5. | 220 | + | 98 | = |
|
| 6. | 560 | + | 95 | = |
|
| 7. | 650 | + | 69 | = |
|
| 8. | 360 | + | 86 | = |
|
| 9. | 410 | + | 96 | = |
|
| 10. | 160 | + | 84 | = |
|