Li Nan deposits RMB 10,000 in the bank for 3 years with an annual interest rate of 4.25%. How much is Li Nan's principal and interest due?
李楠把10000元人民币存入银行，定期3年，年利率是4.25%．到期时，李楠应得本金和利息一共多少元？
<gadget id="calculator">4.25 / 100</gadget>
<output>0.0425</output>

<gadget id="calculator">10_000 * 3 * 0.0425</gadget>
<output>1_275</output>

<gadget id="calculator">1_275 + 10_000</gadget>
<output>11_275</output>

<result>11_275</result>