The electric vehicle factory produced 800,000 electric vehicles last year, a 25% increase from the previous year. How many cars were produced last year?
电动车厂前年生产80万辆电动车，去年比前年增产25%．去年生产了多少辆？
<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">80 * (5/4)</gadget>
<output>100</output>

<result>100</result>