Vul de getallen verder in, met sprongen tussen 20 en 50
Getallen
| 1. | < | < | 569 | < | 603 | < | |||
| 2. | 378 | < | 409 | < | < | < | |||
| 3. | 492 | < | 536 | < | < | < | |||
| 4. | 232 | < | < | 326 | < | < | |||
| 5. | < | < | < | 494 | < | 531 | |||
| 6. | < | 546 | < | < | < | 684 | |||
| 7. | 803 | < | < | < | 926 | < | |||
| 8. | 864 | < | 885 | < | < | < | |||
| 9. | 471 | < | 513 | < | < | < | |||
| 10. | < | < | 758 | < | < | 828 |