Vul de getallen verder in, met sprongen tussen 20 en 50
Getallen
| 1. | 390 | < | 421 | < | < | < | |||
| 2. | 844 | < | < | 928 | < | < | |||
| 3. | 454 | < | < | < | 517 | < | |||
| 4. | 958 | < | < | < | < | 1.122 | |||
| 5. | < | 470 | < | < | < | 551 | |||
| 6. | < | < | < | 846 | < | 883 | |||
| 7. | < | < | 774 | < | 814 | < | |||
| 8. | 811 | < | < | < | 946 | < | |||
| 9. | 460 | < | < | < | < | 548 | |||
| 10. | 644 | < | < | < | < | 764 |