Ergänze die fehlenden Zahlen (3er Schritte)
Zahlenfolgen
| 1. | < | < | 14 | < | < | 20 | |||
| 2. | < | < | 17 | < | 20 | < | |||
| 3. | < | < | 24 | < | 27 | < | |||
| 4. | < | 11 | < | 14 | < | < | |||
| 5. | 7 | < | 10 | < | < | < | |||
| 6. | 7 | < | < | < | < | 19 | |||
| 7. | < | 12 | < | < | < | 21 | |||
| 8. | 8 | < | < | 14 | < | < | |||
| 9. | 14 | < | < | 20 | < | < | |||
| 10. | < | < | 22 | < | 25 | < |