The People's Bank of China stipulates that the annual interest rate of one-year lump sum deposit and withdrawal deposit is 1.98%. Li Ping deposits 1,000 yuan today. After the maturity date, 20% interest tax will be deducted. How much interest can he actually get from the bank?
中国人民银行规定：一年期整存整取存款的年利率是1.98%．李平今天存入1000元，到期后，扣除20%利息税，他实际可以从银行得到利息多少元．
<gadget id="calculator">1.98 / 100</gadget>
<output>0.0198</output>

<gadget id="calculator">1_000 * 0.0198 * 1</gadget>
<output>19.8</output>

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

<gadget id="calculator">19.8 * (1/5)</gadget>
<output>3.96</output>

<gadget id="calculator">19.8 - 3.96</gadget>
<output>15.84</output>

<result>15.84</result>