Uncle Zhang's monthly salary is 4,500 yuan. How much personal income tax should he pay every month? (The tax rate is 15%, and the quick deduction is 125.)
张叔叔月薪为4500元，他每月应纳个人所得税多少元？(税率15%，速算扣除数是125．)
<gadget id="calculator">4_500 - 2_000</gadget>
<output>2_500</output>

<gadget id="calculator">15 / 100</gadget>
<output>3/20 = around 0.15</output>

<gadget id="calculator">2_500 * (3/20)</gadget>
<output>375</output>

<gadget id="calculator">375 - 125</gadget>
<output>250</output>

<result>250</result>