Xiaoli's mother deposits 8,000 yuan in the bank, calculated at an annual interest rate of 2%, after three years of deposit, how much is the after-tax principal and interest.
小丽的妈妈在银行存入8000元，按年利率2%计算，存满三年后，应得税后本息多少元．
<gadget id="calculator">2 / 100</gadget>
<output>1/50 = around 0.02</output>

<gadget id="calculator">8_000 * (1/50) * 3</gadget>
<output>480</output>

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">480 * (1/5)</gadget>
<output>96</output>

<gadget id="calculator">480 - 96</gadget>
<output>384</output>

<gadget id="calculator">8_000 + 384</gadget>
<output>8_384</output>

<result>8_384</result>