In a club activity, the number of people present is 160, and 40 people are absent. What is the attendance rate?
一次社团活动中，到场参加的人数是160人，另有40人缺席，出席率是多少
<gadget id="calculator">160 + 40</gadget>
<output>200</output>

<gadget id="calculator">160 / 200</gadget>
<output>4/5 = around 0.8</output>

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

<gadget id="calculator">(4/5) * 1</gadget>
<output>4/5 = around 0.8</output>

<result>4/5 = around 0.8</result>