Xiao Ming deposits 500 yuan in the bank with a deposit period of 6 years and an annual interest rate of 2.25%. How much interest can he get at maturity?
小明把500元存入银行，存期6年，年利率是2.25%，到期可得利息多少元？
<gadget id="calculator">2.25 / 100</gadget>
<output>0.0225</output>

<gadget id="calculator">500 * 0.0225 * 6</gadget>
<output>67.5</output>

<result>67.5</result>