Teacher Zhang bought 10,000 yuan of national construction bonds, fixed for five years, with an annual interest rate of 5.3%, how much yuan can he get back when it expires?
张老师买了10000元的国家建设债券，定期五年，年利率为5.3%，到期时他可以取回多少元？
<gadget id="calculator">5.3 / 100</gadget>
<output>0.053</output>

<gadget id="calculator">10_000 * 0.053 * 5</gadget>
<output>2_650</output>

<gadget id="calculator">10_000 + 2_650</gadget>
<output>12_650</output>

<result>12_650</result>