Xiaoming's father bought 18,000 yuan of national construction bonds, fixed for 5 years. If the annual interest rate is 3.4%. How much is the total amount of principal and interest that Xiaoming's father can get at maturity?
小明爸爸买了18000元的国家建设债券，定期5年．如果年利率为3.4%．到期小明爸爸可以获得本金和利息一共多少元？
<gadget id="calculator">3.4 / 100</gadget>
<output>0.034</output>

<gadget id="calculator">18_000 * 0.034 * 5</gadget>
<output>3_060</output>

<gadget id="calculator">18_000 + 3_060</gadget>
<output>21_060</output>

<result>21_060</result>