The summer vacation is approaching. Li Huan, a student from Class 7 of the third grade of Hongsheng High School, went to work in Disneyland and signed a 30-day short-term labor contract with the person in charge: one day of work will get 48 yuan, and one day of rest will be deducted from the salary. 12 yuan off. Li Huan didn't get paid after the contract expired, so how many days did he work at most?
暑假将至，洪胜高中的高三7班的李欢同学去迪士尼乐园打工，与负责人签订了一份30天的短期劳务合同：工作一天可得报酬48元，休息一天则要从所得报酬中扣掉12元．李欢合同到期后并没有拿到报酬，则他最多工作了多少天？
<gadget id="calculator">30 * 48</gadget>
<output>1_440</output>

<gadget id="calculator">1_440 - 0</gadget>
<output>1_440</output>

<gadget id="calculator">48 + 12</gadget>
<output>60</output>

<gadget id="calculator">1_440 / 60</gadget>
<output>24</output>

<gadget id="calculator">30 - 24</gadget>
<output>6</output>

<result>6</result>