There are 485 students in Guangming Primary School, and 40% of them participate in the extracurricular science and technology activity group. How many people participate in the extracurricular science and technology activity group?
光明小学有学生485人，其中40%的同学参加了课外科技活动小组，参加课外科技活动小组的有多少人？
<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">485 * (2/5)</gadget>
<output>194</output>

<result>194</result>