The original price of a piece of clothing is 400 yuan, and the price is reduced by 50 yuan. How much is the price reduction?
一件衣服原价400元，降价50元，降价百分之几？
<gadget id="calculator">50 / 400</gadget>
<output>1/8 = around 0.125</output>

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