Xiao Li deposits 2,000 yuan in the bank, the monthly interest rate is 0.1%, and 20% interest tax will be paid when it matures in two years. How much after-tax principal and interest can Xiao Li get after the maturity date?
小李将2000元存入银行，月利率为0.1%，两年后到期时需支付20%的利息税．求到期后小李共可拿到税后本息和多少元？
<gadget id="calculator">0.1 / 100</gadget>
<output>0.001</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">2_000 * 0.001 * 24 * (4/5)</gadget>
<output>38.4</output>

<gadget id="calculator">2_000 + 38.4</gadget>
<output>2_038.4</output>

<result>2_038.4</result>