Aunt Wang deposits 5,000 yuan in the bank for three years. If the annual interest rate is 3.24%, after the maturity, how much yuan can Aunt Wang withdraw from the principal and after-tax interest?
王阿姨将5000元钱存入银行，定期三年，如果年利率为3.24%，到期后，王阿姨可取本金和税后利息共多少元？
<gadget id="calculator">3.24 / 100</gadget>
<output>0.0324</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">5_000 * 0.0324 * 3 * (4/5)</gadget>
<output>388.8</output>

<gadget id="calculator">5_000 + 388.8</gadget>
<output>5_388.8</output>

<result>5_388.8</result>