Master Pi processes a batch of parts. He processed all (1/6) on the first day and all (1/2) on the second day, leaving 60 unprocessed. How many parts are there in this batch?
皮师傅加工一批零件，第一天加工了全部的(1/6)，第二天加工了全部的(1/2)，还剩60个没有加工，那么这批零件一共有多少个？
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 - (1/6) - (1/2)</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">60 / (1/3)</gadget>
<output>180</output>

<result>180</result>