Ergänze die fehlenden Zahlen (2er Schritte) [1]
Zahlenfolgen
| 1. | < | 15 | < | < | < | 21 | |||
| 2. | < | < | 39 | < | 41 | < | |||
| 3. | < | < | 46 | < | 48 | < | |||
| 4. | 2 | < | 4 | < | < | < | |||
| 5. | 35 | < | < | < | < | 43 | |||
| 6. | < | < | < | 20 | < | 22 | |||
| 7. | 42 | < | < | 46 | < | < | |||
| 8. | 23 | < | < | < | < | 31 | |||
| 9. | < | < | 29 | < | 31 | < | |||
| 10. | 33 | < | < | 37 | < | < |