Li Ming bought 2,000 yuan of national construction bonds, fixed for three years, if the annual interest rate is 2.89%, how much yuan can he withdraw the principal and interest when it matures.
李明买了2000元的国家建设债券，定期三年，若年利率为2.89%，到期时他共可取出本息多少元．
<gadget id="calculator">2.89 / 100</gadget>
<output>0.0289</output>

<gadget id="calculator">2_000 * 0.0289 * 3</gadget>
<output>173.4</output>

<gadget id="calculator">2_000 + 173.4</gadget>
<output>2_173.4</output>

<result>2_173.4</result>