Xiao Wu works in an IT company, and his total income in June last year was 4,200 yuan. According to the "Personal Income Tax Law of the People's Republic of China": 5% tax should be paid on the part exceeding 1600 yuan to 2100 yuan, 10% tax should be paid on the part exceeding 2100 yuan to 3600 yuan, and 10% tax should be paid on the part exceeding 3600 yuan to 6600 yuan. Pay 15% tax,...how much tax should Xiao Wu pay this month? (Column comprehensive formula solution).
小吴在一家IT公司工作，去年6月份一共得到的收入为4200元．根据《中华人民共和国个人所得税法》的规定：超过1600元至2100的部分应交纳5%的税，超过2100元至3600元的部分应交纳10%的税，超过3600元至6600元的部分应交纳15%的税，…求这个月小吴应交纳税金多少元？(列综合算式解答)．
<gadget id="calculator">2_100 - 1_600</gadget>
<output>500</output>

<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_600 - 2_100</gadget>
<output>1_500</output>

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

<gadget id="calculator">1_500 * (1/10)</gadget>
<output>150</output>

<gadget id="calculator">4_200 - 3_600</gadget>
<output>600</output>

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

<gadget id="calculator">600 * (3/20)</gadget>
<output>90</output>

<gadget id="calculator">25 + 150 + 90</gadget>
<output>265</output>

<result>265</result>