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 | | |  | | | | |  | | | | |  | | 1. | | 386 - 3 = | 383 |  | 2. | | 173 - 3 = | 170 |  | 3. | | 746 - 1 = | 745 |  | | |  | | | | |  | | | | |  | | 4. | | 750 - 3 = | 747 |  | 5. | | 721 - 3 = | 718 |  | 6. | | 471 - 6 = | 465 |  | | |  | | | | |  | | | | |  | | 7. | | 579 - 1 = | 578 |  | 8. | | 499 - 4 = | 495 |  | 9. | | 683 - 8 = | 675 |  | | |  | | | | |  | | | | |  | | 10. | | 162 - 10 = | 152 |  | 11. | | 360 - 4 = | 356 |  | 12. | | 564 - 7 = | 557 |  | | |  | | | | |  | | | | |  | | 13. | | 717 - 6 = | 711 |  | 14. | | 463 - 7 = | 456 |  | 15. | | 179 - 4 = | 175 |
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