The master and apprentice work together to make a batch of parts. When the work is completed, the master completes (5/8) of this batch of parts. What percentage of this batch of parts does the master make more than the apprentice?
师徒两人合做一批零件，完工时师傅完成这批零件的(5/8)，师傅比徒弟多做了这批零件的几分之几？
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">1 - (5/8)</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">(5/8) - (3/8)</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>