The original price of a piece of clothing is 480 yuan, the current price is 300 yuan, how much more expensive is the original price than the current price
一件衣服原价是480元，现价是300元，原价比现价贵多少
<gadget id="calculator">480 - 300</gadget>
<output>180</output>

<gadget id="calculator">180 / 300</gadget>
<output>3/5 = around 0.6</output>

<result>3/5 = around 0.6</result>