Xiaoli deposits 2,000 yuan in the bank. If the monthly interest rate is 0.125%, how much after-tax interest can she get after depositing for half a year?
小丽存入银行2000元，如果每月利率为0.125%，存满半年时，可获税后利息多少元．
<gadget id="calculator">0.125 / 100</gadget>
<output>0.00125</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 * 0.00125 * 6 * (4/5)</gadget>
<output>12</output>

<result>12</result>