From September 1, 2011, the threshold for personal income tax is 3,500 yuan, and the tax rate for the portion not exceeding 1,500 yuan is 3%; for the portion exceeding 1,500 to 4,500 yuan, the tax rate is 10%; Part of the tax rate is 20%. If Xiao Zhang's personal income tax this month is 745 yuan, how much is his actual income after tax this month?
2011年9月1日起个人所得税的起征点为3500元，规定不超过1500元的部分税率为3%；超过1500元至4500元的部分，税率为10%；超过4500元至9000元的部分税率为20%；若小张本月的个人所得税为745元，那么他本月税后实际所得是多少元？
<gadget id="calculator">3 / 100</gadget>
<output>3/100 = around 0.03</output>

<gadget id="calculator">1_500 * (3/100)</gadget>
<output>45</output>

<gadget id="calculator">4_500 - 1_500</gadget>
<output>3_000</output>

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

<gadget id="calculator">3_000 * (1/10)</gadget>
<output>300</output>

<gadget id="calculator">745 - 45 - 300</gadget>
<output>400</output>

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">400 / (1/5)</gadget>
<output>2_000</output>

<gadget id="calculator">2_000 - 745</gadget>
<output>1_255</output>

<gadget id="calculator">3_500 + 4_500 + 1_255</gadget>
<output>9_255</output>

<result>9_255</result>