Mr. Wang bought 50,000 yuan of national bonds, fixed for 3 years. If the annual interest rate is 2.32%, how much can he withdraw the principal and interest when it matures?
王老师买了50000元的国家债券，定期3年．如果年利率为2.32%，到期时他可以取出本金和利息共多少元？
<gadget id="calculator">2.32 / 100</gadget>
<output>0.0232</output>

<gadget id="calculator">50_000 * 0.0232 * 3</gadget>
<output>3_480</output>

<gadget id="calculator">50_000 + 3_480</gadget>
<output>53_480</output>

<result>53_480</result>