Xiao Li deposits 100,000 yuan in a bank for 2 years, with an annual interest rate of 2.79%, and pays 20% interest tax when it matures. Please help him calculate how much interest he can get when the deposit matures.
小李把10万元存入某银行，定期2年，年利率为2.79%，到期要交纳20%的利息税．请你帮他计算存款到期时可得到多少利息．
<gadget id="calculator">10 * 10_000</gadget>
<output>100_000</output>

<gadget id="calculator">2.79 / 100</gadget>
<output>0.0279</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">100_000 * 0.0279 * 2 * (4/5)</gadget>
<output>4_464</output>

<result>4_464</result>