Li Hai deposits 8,000 yuan in the bank for a period of 3 years, with an annual interest rate of 2.75%. After the maturity date, how much can he get in total with principal and interest?
李海将8000元存入银行，定期为3年，年利率是2.75%，到期后，可得本息共多少元．
<gadget id="calculator">2.75 / 100</gadget>
<output>0.0275</output>

<gadget id="calculator">8_000 * 0.0275 * 3</gadget>
<output>660</output>

<gadget id="calculator">8_000 + 660</gadget>
<output>8_660</output>

<result>8_660</result>