Vul de getallen verder in, met sprongen tussen 20 en 50
Getallen
| 1. | < | 320 | < | 364 | < | < | |||
| 2. | 426 | < | < | < | 534 | < | |||
| 3. | 860 | < | < | 912 | < | < | |||
| 4. | < | < | 689 | < | 732 | < | |||
| 5. | < | 306 | < | 351 | < | < | |||
| 6. | < | < | < | 840 | < | 872 | |||
| 7. | < | 273 | < | < | 349 | < | |||
| 8. | < | < | < | 383 | < | 418 | |||
| 9. | 488 | < | 517 | < | < | < | |||
| 10. | 143 | < | < | < | < | 307 |