Aunt Zhang deposited 10,000 yuan in the bank for a period of 3 years, with an annual interest rate of 3.9%. How much money can she withdraw at maturity?
张大妈把10000元存入银行，定期3年，年利率是3.9%，到期她可以取出多少钱？
<gadget id="calculator">3.9 / 100</gadget>
<output>0.039</output>

<gadget id="calculator">10_000 * 0.039 * 3</gadget>
<output>1_170</output>

<gadget id="calculator">10_000 + 1_170</gadget>
<output>11_170</output>

<result>11_170</result>