A factory plans to produce 4,000 washing machines in April, but actually produces 5,000. Overproduction percentage?
某厂四月份计划生产洗衣机4000台，实际生产5000台．超产百分之几？
<gadget id="calculator">5_000 - 4_000</gadget>
<output>1_000</output>

<gadget id="calculator">1_000 / 4_000</gadget>
<output>1/4 = around 0.25</output>

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