Deposit 1,000 yuan in the bank for a period of three years, with an annual interest rate of 3.85%. What is the sum of principal and interest after maturity?
把1000元存人银行，定期三年，年利率是3.85%，到期后本息和是多少元．
<gadget id="calculator">3.85 / 100</gadget>
<output>0.0385</output>

<gadget id="calculator">1_000 * 0.0385 * 3</gadget>
<output>115.5</output>

<gadget id="calculator">1_000 + 115.5</gadget>
<output>1_115.5</output>

<result>1_115.5</result>