Vul de getallen verder in, met sprongen tussen 20 en 50
Getallen
| 1. | < | 392 | < | < | < | 509 | |||
| 2. | < | < | 413 | < | < | 455 | |||
| 3. | < | 220 | < | 264 | < | < | |||
| 4. | 116 | < | < | < | < | 304 | |||
| 5. | 978 | < | 1.026 | < | < | < | |||
| 6. | 722 | < | 753 | < | < | < | |||
| 7. | 147 | < | < | 243 | < | < | |||
| 8. | < | 899 | < | < | < | 989 | |||
| 9. | < | < | 990 | < | 1.026 | < | |||
| 10. | < | 492 | < | < | 542 | < |