The first workshop plans to produce 2,500 parts, but actually produces 3,000. Overproduction percentage?
第一车间计划生产2500个零件，实际生产3000个．超产百分之几？
<gadget id="calculator">3_000 - 2_500</gadget>
<output>500</output>

<gadget id="calculator">500 / 2_500</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>