There are 50 students in a class, and one student asks for leave due to illness on Monday, what is the attendance rate on that day
某班有50名学生，星期一有1名学生因病请假，这天的出勤率是多少
<gadget id="calculator">50 - 1</gadget>
<output>49</output>

<gadget id="calculator">49 / 50</gadget>
<output>49/50 = around 0.98</output>

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

<gadget id="calculator">(49/50) * 1</gadget>
<output>49/50 = around 0.98</output>

<result>49/50 = around 0.98</result>