A factory used 3.6 million kwh of electricity last year, and this year it used 25% more electricity than last year. How many million kwh did it use this year?
某工厂去年用电360万千瓦时，今年比去年多用电二成五，今年用电多少万千瓦时．
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">360 * (5/4)</gadget>
<output>450</output>

<result>450</result>