The garment factory needs to produce 2,700 sets of garments, and plans to produce 45 sets per day. It only took 54 days to actually complete this production task. How many days can the task be completed in advance?
服装厂要生产2700套服装，计划每天生产45套，实际完成这项生产任务只用了54天，可以提前几天完成任务？
<gadget id="calculator">2_700 / 45</gadget>
<output>60</output>

<gadget id="calculator">60 - 54</gadget>
<output>6</output>

<result>6</result>