Vul de getallen verder in, met sprongen tussen 10 en 20
Getallen
| 1. | 506 | < | 521 | < | < | < | |||
| 2. | 356 | < | < | < | 389 | < | |||
| 3. | 853 | < | 863 | < | < | < | |||
| 4. | < | 434 | < | < | 456 | < | |||
| 5. | 549 | < | 564 | < | < | < | |||
| 6. | < | 768 | < | 787 | < | < | |||
| 7. | < | 639 | < | < | < | 699 | |||
| 8. | < | 160 | < | 177 | < | < | |||
| 9. | 634 | < | < | < | 679 | < | |||
| 10. | < | 384 | < | 399 | < | < |