Xiaohong deposits 3,000 yuan in the bank for 2 years, calculated according to the annual interest rate of 2.79%, how much she can get the principal and interest when it matures.
小红把3000元钱存入银行2年，按年利率2.79%计算，到期时她可得到本金和利息多少元．
<gadget id="calculator">2.79 / 100</gadget>
<output>0.0279</output>

<gadget id="calculator">3_000 * 0.0279 * 2</gadget>
<output>167.4</output>

<gadget id="calculator">3_000 + 167.4</gadget>
<output>3_167.4</output>

<result>3_167.4</result>