The master and apprentice have to complete 624 parts. They worked for 6 hours and just completed the task. The apprentice completed a total of 288 parts. How many parts does the master complete per hour?
师徒二人要完成624个零件，两人工作了6小时，正好完成任务，徒弟一共完成了288个，师傅每小时完成多少个零件？
<gadget id="calculator">624 - 288</gadget>
<output>336</output>

<gadget id="calculator">336 / 6</gadget>
<output>56</output>

<result>56</result>