Teacher Li deposited 8,000 yuan in the bank for a period of 3 years. The annual interest rate is 3.6%. How much will Mr. Li get back the principal and interest at maturity?
李老师把8000元存入银行，定期3年．年利率是3.6%，到期李老师取回本金和利息一共是多少元？
<gadget id="calculator">3.6 / 100</gadget>
<output>0.036</output>

<gadget id="calculator">8_000 * 0.036 * 3</gadget>
<output>864</output>

<gadget id="calculator">8_000 + 864</gadget>
<output>8_864</output>

<result>8_864</result>