There are 40 students in Class 5 and 1. On a certain day, 2 of them ask for sick leave. What is the attendance rate of that day?
五1班有学生40人，某天有2人请病假，这天的出勤率是多少．
<gadget id="calculator">40 - 2</gadget>
<output>38</output>

<gadget id="calculator">38 / 40</gadget>
<output>19/20 = around 0.95</output>

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

<gadget id="calculator">(19/20) * 1</gadget>
<output>19/20 = around 0.95</output>

<result>19/20 = around 0.95</result>