Vul de getallen verder in, met sprongen van 2
Getallen
| 1. | < | < | 21 | < | 23 | < | |||
| 2. | < | 23 | < | < | 27 | < | |||
| 3. | 11 | < | < | < | < | 19 | |||
| 4. | 16 | < | < | < | < | 24 | |||
| 5. | < | < | < | 21 | < | 23 | |||
| 6. | < | 21 | < | < | 25 | < | |||
| 7. | < | 7 | < | 9 | < | < | |||
| 8. | 5 | < | < | 9 | < | < | |||
| 9. | 16 | < | 18 | < | < | < | |||
| 10. | < | < | 16 | < | < | 20 |