Mr. Li deposits 8,000 yuan in the bank. If the bank interest rate is 2.70%, how much interest can Mr. Li get back when it expires in three years?
李老师将8000元存入银行，如果银行利率为2.70%，则三年到期时，李老师可取回利息多少元．
<gadget id="calculator">2.7 / 100</gadget>
<output>0.027</output>

<gadget id="calculator">8_000 * 0.027 * 3</gadget>
<output>648</output>

<result>648</result>