A product is priced at 240 yuan, which is 48 yuan cheaper than the original price. How much is the discount? What is the correct column
一种商品，售价240元，比原价便宜了48元，便宜了百分之几？正确列式是多少
<gadget id="calculator">240 + 48</gadget>
<output>288</output>

<gadget id="calculator">48 / 288</gadget>
<output>1/6 = around 0.166667</output>

<result>1/6 = around 0.166667</result>