Xiaolan's family deposited 20,000 yuan in the bank last year, fixed for one year, with an annual interest rate of 2.25% and 20% interest tax deducted. When it expires this year, how much money can Xiaolan get back from the bank?
小兰家去年存入银行2万元，定期一年，年利率2.25%，扣除利息税20%，今年到期，小兰可以从银行取回多少钱？
<gadget id="calculator">2 * 10_000</gadget>
<output>20_000</output>

<gadget id="calculator">2.25 / 100</gadget>
<output>0.0225</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">20_000 * 0.0225 * 1 * (4/5)</gadget>
<output>360</output>

<gadget id="calculator">20_000 + 360</gadget>
<output>20_360</output>

<result>20_360</result>