Li Lan deposits 300 yuan in the bank for two years. Calculated at an annual interest rate of 3.75%, she will get the principal and interest after maturity.
李兰把300元钱存入银行两年，按年利率3.75%来计算，到期后她可得到本金和利息多少元．
<gadget id="calculator">3.75 / 100</gadget>
<output>0.0375</output>

<gadget id="calculator">300 * 0.0375 * 2</gadget>
<output>22.5</output>

<gadget id="calculator">300 + 22.5</gadget>
<output>322.5</output>

<result>322.5</result>