The original price of a TV set is 3,000 yuan. The price is first reduced by 20%, and then the price is raised by 20%. What is the current price of this TV set?
一台电视机原价3000元，先降价20%，后又提价20%，这台电视机现在售价多少元．
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">3_000 * (4/5) * (6/5)</gadget>
<output>2_880</output>

<result>2_880</result>