Uncle Wang has been engaged in scientific research for a long time. Last year, his scientific research achievements won a prize of 100,000 yuan. According to regulations, Uncle Wang has to pay 20% personal income tax. How much bonus did Uncle Wang actually get?
王叔叔长期从事科研工作，去年他的科研成果获奖，得到奖金10万元．按照规定，王叔叔要缴纳20%的个人所得税．王叔叔实际得到奖金多少万元？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">10 * (1/5)</gadget>
<output>2</output>

<gadget id="calculator">10 - 2</gadget>
<output>8</output>

<result>8</result>