Master Wang plans to process 120 parts today, he processed all the parts (7/12) in the morning, what fraction is left?
王师傅计划今天加工120个零件，他上午加工了全部零件的(7/12)，还剩下几分之几？
<gadget id="calculator">7 / 12</gadget>
<output>7/12 = around 0.583333</output>

<gadget id="calculator">1 - (7/12)</gadget>
<output>5/12 = around 0.416667</output>

<result>5/12 = around 0.416667</result>