Educational savings are exempt from interest tax; Aunt Zhang has saved 20,000 yuan for her children’s education savings for 6 years, with an annual interest rate of 2.79%. How much interest can she get after maturity?
教育储蓄是免征利息税的；张阿姨为她的孩子存了6年期的教育储蓄2万元，年利率是2.79%，到期后可以得到多少元利息？
<gadget id="calculator">2 * 10_000</gadget>
<output>20_000</output>

<gadget id="calculator">2.79 / 100</gadget>
<output>0.0279</output>

<gadget id="calculator">20_000 * 0.0279 * 6</gadget>
<output>3_348</output>

<result>3_348</result>