Xinhua Iron and Steel Works produced 2.7 million tons of steel last year, 300,000 tons more than planned. How many percent more than planned?
新华钢铁厂去年生产钢材270万吨，比计划多生产30万吨，实际比计划多生产百分之几？
<gadget id="calculator">270 - 30</gadget>
<output>240</output>

<gadget id="calculator">30 / 240</gadget>
<output>1/8 = around 0.125</output>

<result>1/8 = around 0.125</result>