Xiaohua's father deposits 3,000 yuan in the bank with an annual interest rate of 4.8% for a period of 3 years. How much can he get back the principal and interest at that time?
小华的爸爸把3000元存入银行，年利率是4.8%，定期3年，到时可取回本息多少元．
<gadget id="calculator">4.8 / 100</gadget>
<output>0.048</output>

<gadget id="calculator">3_000 * 0.048 * 3</gadget>
<output>432</output>

<gadget id="calculator">3_000 + 432</gadget>
<output>3_432</output>

<result>3_432</result>