Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 770 | + | 95 | = |
|
| 2. | 590 | + | 95 | = |
|
| 3. | 580 | + | 27 | = |
|
| 4. | 160 | + | 34 | = |
|
| 5. | 810 | + | 81 | = |
|
| 6. | 470 | + | 52 | = |
|
| 7. | 910 | + | 99 | = |
|
| 8. | 490 | + | 27 | = |
|
| 9. | 660 | + | 74 | = |
|
| 10. | 250 | + | 93 | = |
|
| Oefening 2 | |||||
| 1. | 190 | + | 23 | = |
|
| 2. | 110 | + | 95 | = |
|
| 3. | 350 | + | 58 | = |
|
| 4. | 750 | + | 63 | = |
|
| 5. | 960 | + | 76 | = |
|
| 6. | 970 | + | 45 | = |
|
| 7. | 870 | + | 46 | = |
|
| 8. | 710 | + | 84 | = |
|
| 9. | 990 | + | 31 | = |
|
| 10. | 650 | + | 46 | = |
|
| Oefening 3 | |||||
| 1. | 630 | + | 78 | = |
|
| 2. | 530 | + | 65 | = |
|
| 3. | 910 | + | 98 | = |
|
| 4. | 620 | + | 81 | = |
|
| 5. | 770 | + | 34 | = |
|
| 6. | 760 | + | 64 | = |
|
| 7. | 820 | + | 89 | = |
|
| 8. | 740 | + | 98 | = |
|
| 9. | 930 | + | 71 | = |
|
| 10. | 310 | + | 99 | = |
|
| Oefening 4 | |||||
| 1. | 820 | + | 85 | = |
|
| 2. | 850 | + | 48 | = |
|
| 3. | 460 | + | 42 | = |
|
| 4. | 130 | + | 96 | = |
|
| 5. | 560 | + | 33 | = |
|
| 6. | 290 | + | 22 | = |
|
| 7. | 660 | + | 77 | = |
|
| 8. | 770 | + | 62 | = |
|
| 9. | 270 | + | 56 | = |
|
| 10. | 250 | + | 68 | = |
|