The original price of a piece of clothing is 120 yuan, and the discounted price is 96 yuan. This is a discount, which is a few percent cheaper than the original price.
一件衣服原价120元，折后是96元，这是打几折销售，比原价便宜了百分之几．
<gadget id="calculator">96 / 120</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">1 - (4/5)</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>