In April 2012, Grandma Liu deposited 15,000 yuan sent by her daughter in the bank for a period of 3 years with an annual interest rate of 4.25%. How much money can Grandma Liu get back when it expires?
2012年4月，刘奶奶把女儿寄来的15000元钱存入银行，存期3年，年利率为4.25%．到期时刘奶奶可以取回多少钱？
<gadget id="calculator">4.25 / 100</gadget>
<output>0.0425</output>

<gadget id="calculator">15_000 * 0.0425 * 3</gadget>
<output>1_912.5</output>

<gadget id="calculator">1_912.5 + 15_000</gadget>
<output>16_912.5</output>

<result>16_912.5</result>