Teacher Wang deposited 4,500 yuan in the bank on February 26, 2008. The lump sum deposit is withdrawn for one year, and the annual interest rate is 2.25%. Donate the interest to "Hope Project" after the preparation expires. How much can Mr. Wang donate when it is due?
王老师2008年2月26日把4500元钱存入银行，整存整取一年，年利率是2.25%．准备到期后把利息捐赠给"希望工程"．到期时王老师可以捐赠多少元．
<gadget id="calculator">2.25 / 100</gadget>
<output>0.0225</output>

<gadget id="calculator">4_500 * 0.0225 * 1</gadget>
<output>101.25</output>

<result>101.25</result>