Vul de getallen verder in, met sprongen van 3
Getallen
| 1. | 20 | < | < | 26 | < | < | |||
| 2. | < | < | 15 | < | 18 | < | |||
| 3. | 9 | < | < | < | 18 | < | |||
| 4. | < | < | < | 37 | < | 40 | |||
| 5. | 25 | < | < | 31 | < | < | |||
| 6. | < | 24 | < | < | 30 | < | |||
| 7. | 22 | < | 25 | < | < | < | |||
| 8. | 27 | < | < | < | < | 39 | |||
| 9. | < | < | < | 12 | < | 15 | |||
| 10. | < | 10 | < | 13 | < | < |