On June 1, 2005, Ai Li deposited 2,000 yuan in the bank for a period of three years, with an annual interest rate of 2.7%. How much interest can he get when it matures? (Deposit interest is taxed at 20%)
2005年6月1日，艾力在银行存2000元，定期三年，年利率是2.7%，到期时，他可获得多少元的利息．(存款的利息要按20%的纳税)
<gadget id="calculator">2.7 / 100</gadget>
<output>0.027</output>

<gadget id="calculator">2_000 * 3 * 0.027</gadget>
<output>162</output>

<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">162 * (4/5)</gadget>
<output>648/5 = around 129.6</output>

<result>648/5 = around 129.6</result>