Xinguang Electric Appliance Factory plans to earn 150,000 yuan in the first half of the year and 250,000 yuan in the second half of the year. The actual foreign exchange earning is 500,000 yuan. How many percent more foreign exchange than planned?
新光电器厂计划上半年创汇15万元，下半年创汇25万元，实际创汇50万元，实际比计划多创汇百分之几？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

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