Master Li processes a batch of parts. If he processes 6 parts per day, the production task can be completed in 24 days. In fact, Master Li processes 3 more parts per day, so that he can complete the task a few days earlier?
李师傅加工一批零件，如果每天加工6个，24天可以完成生产任务，实际上李师傅每天多加工3个，这样可以提前几天完成任务？
<gadget id="calculator">24 * 6</gadget>
<output>144</output>

<gadget id="calculator">6 + 3</gadget>
<output>9</output>

<gadget id="calculator">144 / 9</gadget>
<output>16</output>

<gadget id="calculator">24 - 16</gadget>
<output>8</output>

<result>8</result>