Teacher Zhang received a manuscript fee of 4,200 yuan. According to regulations, the portion exceeding 800 yuan should be paid 14% of personal income tax.
张老师获得稿费4200元，按规定超出800元的部分应缴纳14%的个人所得税，张老师实得稿费多少元．
<gadget id="calculator">4_200 - 800</gadget>
<output>3_400</output>

<gadget id="calculator">14 / 100</gadget>
<output>7/50 = around 0.14</output>

<gadget id="calculator">3_400 * (7/50)</gadget>
<output>476</output>

<gadget id="calculator">4_200 - 476</gadget>
<output>3_724</output>

<result>3_724</result>