Teacher Wang's monthly salary is 2,600 yuan, and the part exceeding 800 yuan has to pay 5% personal income tax. How much should she pay personal income tax?
王老师的月工资是2600元，超过800元的部分要缴纳5%的个人所得税．她应缴纳个人所得税多少元？
<gadget id="calculator">2_600 - 800</gadget>
<output>1_800</output>

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

<gadget id="calculator">1_800 * (1/20)</gadget>
<output>90</output>

<result>90</result>