Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 860 | + | 57 | = |
|
| 2. | 320 | + | 72 | = |
|
| 3. | 450 | + | 82 | = |
|
| 4. | 610 | + | 87 | = |
|
| 5. | 450 | + | 96 | = |
|
| 6. | 730 | + | 97 | = |
|
| 7. | 530 | + | 95 | = |
|
| 8. | 650 | + | 56 | = |
|
| 9. | 750 | + | 52 | = |
|
| 10. | 260 | + | 35 | = |
|
| Oefening 2 | |||||
| 1. | 540 | + | 53 | = |
|
| 2. | 150 | + | 44 | = |
|
| 3. | 890 | + | 76 | = |
|
| 4. | 590 | + | 79 | = |
|
| 5. | 910 | + | 91 | = |
|
| 6. | 960 | + | 82 | = |
|
| 7. | 230 | + | 85 | = |
|
| 8. | 180 | + | 55 | = |
|
| 9. | 910 | + | 91 | = |
|
| 10. | 840 | + | 94 | = |
|
| Oefening 3 | |||||
| 1. | 120 | + | 88 | = |
|
| 2. | 190 | + | 87 | = |
|
| 3. | 260 | + | 35 | = |
|
| 4. | 110 | + | 99 | = |
|
| 5. | 970 | + | 42 | = |
|
| 6. | 860 | + | 36 | = |
|
| 7. | 680 | + | 82 | = |
|
| 8. | 810 | + | 83 | = |
|
| 9. | 810 | + | 81 | = |
|
| 10. | 190 | + | 32 | = |
|
| Oefening 4 | |||||
| 1. | 520 | + | 95 | = |
|
| 2. | 550 | + | 88 | = |
|
| 3. | 870 | + | 46 | = |
|
| 4. | 170 | + | 96 | = |
|
| 5. | 840 | + | 96 | = |
|
| 6. | 610 | + | 85 | = |
|
| 7. | 330 | + | 75 | = |
|
| 8. | 640 | + | 72 | = |
|
| 9. | 770 | + | 93 | = |
|
| 10. | 290 | + | 66 | = |
|