The total output value of Xinchao Toy Factory last year was 1.25 million yuan, which was 250,000 yuan more than the original plan. How much did the output value increase?
新潮玩具厂去年总产值是125万元，超过原计划25万元，产值增加了百分之几？
<gadget id="calculator">125 - 25</gadget>
<output>100</output>

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

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