Optellen van tientallen en eenheden die over het honderdtal gaan
Erbijsommen
| Oefening 1 | |||||
| 1. | 370 | + | 47 | = |
|
| 2. | 580 | + | 41 | = |
|
| 3. | 920 | + | 91 | = |
|
| 4. | 180 | + | 55 | = |
|
| 5. | 450 | + | 86 | = |
|
| 6. | 720 | + | 96 | = |
|
| 7. | 770 | + | 47 | = |
|
| 8. | 770 | + | 99 | = |
|
| 9. | 540 | + | 62 | = |
|
| 10. | 530 | + | 74 | = |
|
| Oefening 2 | |||||
| 1. | 220 | + | 74 | = |
|
| 2. | 750 | + | 64 | = |
|
| 3. | 920 | + | 78 | = |
|
| 4. | 890 | + | 29 | = |
|
| 5. | 620 | + | 74 | = |
|
| 6. | 970 | + | 22 | = |
|
| 7. | 280 | + | 24 | = |
|
| 8. | 160 | + | 57 | = |
|
| 9. | 740 | + | 62 | = |
|
| 10. | 230 | + | 91 | = |
|
| Oefening 3 | |||||
| 1. | 310 | + | 82 | = |
|
| 2. | 930 | + | 81 | = |
|
| 3. | 930 | + | 67 | = |
|
| 4. | 520 | + | 72 | = |
|
| 5. | 220 | + | 98 | = |
|
| 6. | 530 | + | 64 | = |
|
| 7. | 290 | + | 65 | = |
|
| 8. | 210 | + | 92 | = |
|
| 9. | 130 | + | 94 | = |
|
| 10. | 640 | + | 58 | = |
|
| Oefening 4 | |||||
| 1. | 760 | + | 47 | = |
|
| 2. | 420 | + | 88 | = |
|
| 3. | 780 | + | 66 | = |
|
| 4. | 170 | + | 85 | = |
|
| 5. | 740 | + | 97 | = |
|
| 6. | 210 | + | 98 | = |
|
| 7. | 980 | + | 65 | = |
|
| 8. | 180 | + | 39 | = |
|
| 9. | 710 | + | 92 | = |
|
| 10. | 760 | + | 41 | = |
|