Mr. Li will deposit 10,000 yuan in the bank, deposit and withdraw for five years, and the annual interest rate is 4.95%. At that time, Mr. Li will donate 5% of the interest to the Red Cross. Ask Mr. Li to get a total of principal and interest after donating. how much?
李老师将10000元人民币存入银行，整存整取五年，年利率是4.95%，到时李老师将利息的5%捐给红十字会，问李老师捐款后可获得本金和利息一共多少元？
<gadget id="calculator">4.95 / 100</gadget>
<output>0.0495</output>

<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">1 - (1/20)</gadget>
<output>19/20 = around 0.95</output>

<gadget id="calculator">10_000 * 0.0495 * 5 * (19/20)</gadget>
<output>2_351.25</output>

<gadget id="calculator">10_000 + 2_351.25</gadget>
<output>12_351.25</output>

<result>12_351.25</result>