Teacher Wang's monthly salary is 3,800 yuan. According to the provisions of the Personal Income Tax Law, personal income tax is levied at a rate of 5% on the part of the monthly personal wage income exceeding 2,000 yuan and not exceeding 500 yuan, and at a rate of 10% on the part exceeding 500 to 2,000 yuan. How much personal income tax should Mr. Wang pay every month?
王老师每月的工资是3800元．依照个人所得税法规定，每月的个人工资收入超过2000元的部分，不超过500元的按5%的税率征收个人所得税，超过500元至2000元的部分按10%的税率征收个人所得税．王老师每月应缴纳个人所得税多少元？
<gadget id="calculator">5 / 100</gadget>
<output>1/20 = around 0.05</output>

<gadget id="calculator">500 * (1/20)</gadget>
<output>25</output>

<gadget id="calculator">3_800 - 2_000</gadget>
<output>1_800</output>

<gadget id="calculator">1_800 - 500</gadget>
<output>1_300</output>

<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1_300 * (1/10)</gadget>
<output>130</output>

<gadget id="calculator">25 + 130</gadget>
<output>155</output>

<result>155</result>