Xiaoxiao's father received a manuscript fee of 3,000 yuan, of which 800 yuan was tax-free, and the rest was subject to personal income tax at a rate of 20%. How much is the total personal income tax to be paid for this manuscript fee?
笑笑的爸爸得到一笔3000元的稿费，其中800元是免税的，其余部分按20%的税率缴纳个人所得税．这笔稿费一共要缴纳的个人所得税多少元？
<gadget id="calculator">3_000 - 800</gadget>
<output>2_200</output>

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

<gadget id="calculator">2_200 * (1/5)</gadget>
<output>440</output>

<result>440</result>