Master Li and Master Wang processed a batch of parts at the same time, and they worked together for 6 hours to complete. It is known that Master Li processed 50 parts per hour, and Master Wang needed 11 hours to complete it alone. How many parts does Master Wang process per hour?
李师傅和王师傅同时加工一批零件，两人合作6小时完成，已知李师傅每小时加工50个，王师傅独自干需要11小时完成，王师傅每小时加工多少个？
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 / 11</gadget>
<output>1/11 = around 0.090909</output>

<gadget id="calculator">(1/6) - (1/11)</gadget>
<output>5/66 = around 0.075758</output>

<gadget id="calculator">50 / (5/66) / 11</gadget>
<output>60</output>

<result>60</result>