Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 210 | + | 91 | = |
|
| 2. | 960 | + | 52 | = |
|
| 3. | 990 | + | 12 | = |
|
| 4. | 860 | + | 68 | = |
|
| 5. | 110 | + | 83 | = |
|
| 6. | 870 | + | 48 | = |
|
| 7. | 170 | + | 87 | = |
|
| 8. | 570 | + | 31 | = |
|
| 9. | 810 | + | 84 | = |
|
| 10. | 130 | + | 97 | = |
|
| Oefening 2 | |||||
| 1. | 580 | + | 51 | = |
|
| 2. | 120 | + | 94 | = |
|
| 3. | 370 | + | 52 | = |
|
| 4. | 110 | + | 88 | = |
|
| 5. | 960 | + | 65 | = |
|
| 6. | 660 | + | 43 | = |
|
| 7. | 420 | + | 99 | = |
|
| 8. | 980 | + | 68 | = |
|
| 9. | 140 | + | 98 | = |
|
| 10. | 910 | + | 93 | = |
|
| Oefening 3 | |||||
| 1. | 470 | + | 89 | = |
|
| 2. | 270 | + | 84 | = |
|
| 3. | 730 | + | 67 | = |
|
| 4. | 240 | + | 55 | = |
|
| 5. | 990 | + | 19 | = |
|
| 6. | 160 | + | 89 | = |
|
| 7. | 220 | + | 83 | = |
|
| 8. | 760 | + | 98 | = |
|
| 9. | 360 | + | 89 | = |
|
| 10. | 130 | + | 82 | = |
|
| Oefening 4 | |||||
| 1. | 840 | + | 55 | = |
|
| 2. | 130 | + | 69 | = |
|
| 3. | 280 | + | 47 | = |
|
| 4. | 720 | + | 76 | = |
|
| 5. | 270 | + | 91 | = |
|
| 6. | 540 | + | 52 | = |
|
| 7. | 190 | + | 74 | = |
|
| 8. | 990 | + | 51 | = |
|
| 9. | 180 | + | 29 | = |
|
| 10. | 520 | + | 94 | = |
|