The master and the apprentice jointly produce a batch of parts. The master produced 60 (3/4) of this batch of parts, and the apprentice produced 540. How many parts are there in this batch?
师徒两人共同生产一批零件，师傅生产了这批零件的(3/4)少60个，徒弟生产了540个，这批零件有多少个？
<gadget id="calculator">540 - 60</gadget>
<output>480</output>

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">480 / (1/6)</gadget>
<output>2_880</output>

<result>2_880</result>