After the Spring Festival, Yangyang deposited 2,000 yuan of New Year's money in the bank, and the deposit was withdrawn for two years, with an annual interest rate of 3.9%. How much interest will Yangyang get at the time of maturity?
春节后，洋洋把2000元压岁钱存入银行，整存整取两年，年利率是3.9%．到期时，洋洋能得到利率多少元．
<gadget id="calculator">3.9 / 100</gadget>
<output>0.039</output>

<gadget id="calculator">2_000 * 0.039 * 2</gadget>
<output>156</output>

<result>156</result>