Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 390 | + | 98 | = |
|
| 2. | 150 | + | 95 | = |
|
| 3. | 580 | + | 96 | = |
|
| 4. | 160 | + | 55 | = |
|
| 5. | 520 | + | 98 | = |
|
| 6. | 460 | + | 35 | = |
|
| 7. | 950 | + | 69 | = |
|
| 8. | 770 | + | 66 | = |
|
| 9. | 420 | + | 99 | = |
|
| 10. | 150 | + | 71 | = |
|
| Oefening 2 | |||||
| 1. | 840 | + | 71 | = |
|
| 2. | 520 | + | 89 | = |
|
| 3. | 160 | + | 67 | = |
|
| 4. | 230 | + | 62 | = |
|
| 5. | 770 | + | 86 | = |
|
| 6. | 960 | + | 65 | = |
|
| 7. | 930 | + | 76 | = |
|
| 8. | 260 | + | 91 | = |
|
| 9. | 390 | + | 19 | = |
|
| 10. | 310 | + | 95 | = |
|
| Oefening 3 | |||||
| 1. | 810 | + | 87 | = |
|
| 2. | 180 | + | 19 | = |
|
| 3. | 640 | + | 67 | = |
|
| 4. | 380 | + | 95 | = |
|
| 5. | 690 | + | 15 | = |
|
| 6. | 290 | + | 11 | = |
|
| 7. | 850 | + | 79 | = |
|
| 8. | 220 | + | 72 | = |
|
| 9. | 720 | + | 87 | = |
|
| 10. | 190 | + | 17 | = |
|
| Oefening 4 | |||||
| 1. | 950 | + | 66 | = |
|
| 2. | 870 | + | 98 | = |
|
| 3. | 560 | + | 53 | = |
|
| 4. | 410 | + | 96 | = |
|
| 5. | 390 | + | 11 | = |
|
| 6. | 420 | + | 94 | = |
|
| 7. | 810 | + | 82 | = |
|
| 8. | 810 | + | 82 | = |
|
| 9. | 470 | + | 64 | = |
|
| 10. | 220 | + | 71 | = |
|