A farm tool factory plans to produce 2400 farm tools, but actually manufactures 3000. By what percentage did you exceed the plan?
某农具厂计划生产农具2400件，实际制造3000件．超额完成计划的百分之几？
<gadget id="calculator">3_000 - 2_400</gadget>
<output>600</output>

<gadget id="calculator">600 / 2_400</gadget>
<output>1/4 = around 0.25</output>

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