Grandpa Wang bought 50,000 yuan of national construction bonds, fixed for 3 years. The annual interest rate is 3.14%, how much money can he get when it matures?
王爷爷买了50000元的国家建设债券，定期3年．年利率是3.14%，到期时，他可以得到多少元钱？
<gadget id="calculator">3.14 / 100</gadget>
<output>0.0314</output>

<gadget id="calculator">50_000 * 0.0314 * 3</gadget>
<output>4_710</output>

<gadget id="calculator">50_000 + 4_710</gadget>
<output>54_710</output>

<result>54_710</result>