The original price of a computer is 600 yuan. In order to promote new products, the price is first reduced by 10%, and the price is increased by 10% after a period of time. How much is the current price of this computer?
一台电脑原价600元，为了推广新产品，先降价10%出售，一段时间后又提价10%．这台电脑现价多少元？
<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 - (1/10)</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">1 + (1/10)</gadget>
<output>11/10 = around 1.1</output>

<gadget id="calculator">600 * (9/10) * (11/10)</gadget>
<output>594</output>

<result>594</result>