Xiao Ming deposits 2,000 yuan of New Year's money in the bank for three years, and the annual interest rate is 5.22%. How much interest should he get after the maturity date?
小明把2000元压岁钱存入银行三年，年利率是5.22%，到期后他应得利息多少元．
<gadget id="calculator">5.22 / 100</gadget>
<output>0.0522</output>

<gadget id="calculator">2_000 * 0.0522 * 3</gadget>
<output>313.2</output>

<result>313.2</result>