Teacher Li deposits 2,000 yuan in the bank for a period of three years, with an annual interest rate of 5.4%. If the interest tax at that time is 5%, how much yuan can Teacher Li get back when it expires?
李老师把2000元钱存入银行，定期三年，年利率5.4%，如果当时的利息税为5%，到期时李老师可取回多少元．
<gadget id="calculator">5.4 / 100</gadget>
<output>0.054</output>

<gadget id="calculator">2_000 * 0.054 * 3</gadget>
<output>324</output>

<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">1 - (1/20)</gadget>
<output>19/20 = around 0.95</output>

<gadget id="calculator">324 * (19/20)</gadget>
<output>1_539/5 = around 307.8</output>

<gadget id="calculator">2_000 + (1_539/5)</gadget>
<output>11_539/5 = around 2_307.8</output>

<result>11_539/5 = around 2_307.8</result>