Aunt Liu deposits 50,000 yuan in the bank with a deposit period of one year and an annual interest rate of 3.50%. How much should Aunt Liu get back at maturity?
刘大妈把50000元存入银行，存期一年，年利率是3.50%，到期刘大妈应该拿回多少元？
<gadget id="calculator">3.5 / 100</gadget>
<output>0.035</output>

<gadget id="calculator">50_000 * 0.035 * 1</gadget>
<output>1_750</output>

<gadget id="calculator">50_000 + 1_750</gadget>
<output>51_750</output>

<result>51_750</result>