Aunt Li deposited 10,000 yuan in lump sum for 3 years, the annual interest rate is 5.22%, and the interest tax is 5%. How much after-tax interest can she get when it matures?
李阿姨把1万元整存整取3年，年利率5.22%，利息税是5%，到期时可得税后利息多少元．
<gadget id="calculator">5.22 / 100</gadget>
<output>0.0522</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">10_000 * 0.0522 * 3 * (19/20)</gadget>
<output>1_487.7</output>

<result>1_487.7</result>