Uncle Li’s salary is 4,500 yuan. After deducting 3,000 yuan, he pays personal income tax at a rate of 5%. How much personal income tax should he pay?
李叔叔工资为4500元，扣除3000元后按5%的税率缴纳个人所得税，他应缴纳个人所得税多少元．
<gadget id="calculator">4_500 - 3_000</gadget>
<output>1_500</output>

<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">1_500 * (1/20)</gadget>
<output>75</output>

<result>75</result>