Mr. Li deposits 5,000 yuan in the bank for a fixed period of one year. The annual interest rate is 2.25%, and the interest tax is 20%.
李老师将5000元钱存入银行，定期一年，年利率是2.25%，利息税是20%，到期时李老师可获得本金与利息一共多少元．
<gadget id="calculator">2.25 / 100</gadget>
<output>0.0225</output>

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">5_000 * 0.0225 * 1 * (4/5)</gadget>
<output>90</output>

<gadget id="calculator">5_000 + 90</gadget>
<output>5_090</output>

<result>5_090</result>