In a meeting, 20 people are present and 5 people are absent. What is the absentee rate?
某次会议，出勤20人，缺勤5人，缺勤率是多少．
<gadget id="calculator">20 + 5</gadget>
<output>25</output>

<gadget id="calculator">5 / 25</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">100 / 100</gadget>
<output>1</output>

<gadget id="calculator">(1/5) * 1</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>