The price of a commodity last year was 8,000 yuan. This year’s price is 1/4 lower than last year’s price, and last year’s price is 1/5 lower than the previous year’s price. How much is this year’s price?
一种商品前年的售价是8000元，今年的售价比去年降价了四分之一，去年的售价比前年降价了五分之一，今年的售价是多少元？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

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

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">8_000 * (4/5) * (3/4)</gadget>
<output>4_800</output>

<result>4_800</result>