Ergänze die fehlenden Zahlen (3er Schritte)
Zahlenfolgen
| 1. | < | 18 | < | < | 24 | < | |||
| 2. | < | < | < | 19 | < | 22 | |||
| 3. | 8 | < | < | 14 | < | < | |||
| 4. | 15 | < | < | 21 | < | < | |||
| 5. | < | < | < | 12 | < | 15 | |||
| 6. | < | 9 | < | < | < | 18 | |||
| 7. | 9 | < | < | 15 | < | < | |||
| 8. | < | 15 | < | < | < | 24 | |||
| 9. | < | < | 10 | < | 13 | < | |||
| 10. | < | 18 | < | < | 24 | < |