The watch factory planned to produce 12,000 watches in June, but it produced 15,000 watches. By what percentage did the actual production exceed the planned production?
手表厂计划六月份生产手表1.2万块，结果生产了1.5万块，实际生产超过计划生产的百分之几？
<gadget id="calculator">1.5 - 1.2</gadget>
<output>0.3</output>

<gadget id="calculator">0.3 / 1.2</gadget>
<output>0.25</output>

<result>0.25</result>