Ergänze die fehlenden Zahlen (2er Schritte)
Zahlenfolgen
| 1. | < | < | < | 25 | < | 27 | |||
| 2. | < | < | 25 | < | 27 | < | |||
| 3. | < | 13 | < | < | 17 | < | |||
| 4. | < | 18 | < | 20 | < | < | |||
| 5. | < | 19 | < | 21 | < | < | |||
| 6. | 15 | < | 17 | < | < | < | |||
| 7. | 15 | < | 17 | < | < | < | |||
| 8. | 17 | < | < | < | < | 25 | |||
| 9. | < | 8 | < | < | 12 | < | |||
| 10. | < | 20 | < | 22 | < | < |