A shopping mall is carrying out promotional activities, selling all electrical appliances at a 10% discount. A brand TV is now priced at 2880 yuan, how much cheaper than the original price?
某商场进行促销活动，把所有电器按九折出售，一款品牌电视机现在售价2880元，比原价便宜多少元？
<gadget id="calculator">90 / 100</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">2_880 / (9/10)</gadget>
<output>3_200</output>

<gadget id="calculator">3_200 - 2_880</gadget>
<output>320</output>

<result>320</result>