A clothing store conducts a season-changing promotion, and all clothing is sold at a 50% discount. How much is a jacket with an original price of 120 yuan actually cheaper?
某服装店进行换季促销，所有服装一律对折销售，一件原价120元的上衣，实际便宜了多少元？
<gadget id="calculator">50 / 100</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">120 * (1/2)</gadget>
<output>60</output>

<gadget id="calculator">120 - 60</gadget>
<output>60</output>

<result>60</result>