Xiaojun deposits 200 yuan in the bank. The deposit period is two years, and the annual interest rate is 2.25%.
小军把200元存入银行，存期两年，年利率是2.25%，到期时，小军可以得到本息共多少元．
<gadget id="calculator">2.25 / 100</gadget>
<output>0.0225</output>

<gadget id="calculator">200 * 0.0225 * 2</gadget>
<output>9</output>

<gadget id="calculator">200 + 9</gadget>
<output>209</output>

<result>209</result>