Vul de getallen verder in, met sprongen tussen 20 en 50
Getallen
| 1. | 878 | < | < | < | < | 1.030 | |||
| 2. | < | 973 | < | < | 1.053 | < | |||
| 3. | < | 547 | < | < | 607 | < | |||
| 4. | < | < | 648 | < | 694 | < | |||
| 5. | 760 | < | < | < | 844 | < | |||
| 6. | < | 226 | < | 276 | < | < | |||
| 7. | < | < | < | 798 | < | 828 | |||
| 8. | 285 | < | < | < | < | 421 | |||
| 9. | 894 | < | < | < | < | 1.058 | |||
| 10. | < | 600 | < | < | 674 | < |