If 10,000 yuan is deposited in the bank, the annual interest rate is 2.25%, and the deposit period is 30 months, what is the sum of its principal and interest?
10000元存入银行，年利率为2.25%，存期为30个月，则其本利和为多少元．
<gadget id="calculator">2.25 / 100</gadget>
<output>0.0225</output>

<gadget id="calculator">10_000 * 0.0225 * 2.5</gadget>
<output>562.5</output>

<gadget id="calculator">10_000 + 562.5</gadget>
<output>10_562.5</output>

<result>10_562.5</result>