On October 12, 2012, Uncle Zhang bought 8,000 yuan of treasury bills (the interest on treasury bills is not taxed), and the term is 3 years. If the annual interest rate is 4.76%, how much will Uncle Zhang get the principal and interest when it matures?
2012年10月12日张叔叔买了8000元的国库券(国库券的利息不纳税)，定期3年．如果年利率是4.76%，到期时，张叔叔可以获得本金和利息共多少元？
<gadget id="calculator">4.76 / 100</gadget>
<output>0.0476</output>

<gadget id="calculator">8_000 * 0.0476 * 3</gadget>
<output>1_142.4</output>

<gadget id="calculator">8_000 + 1_142.4</gadget>
<output>9_142.4</output>

<result>9_142.4</result>