There are 98 students in a certain grade in class today, 1 person asks for sick leave, and 1 person takes personal leave. What is the attendance rate today?
某年级今天有98人上课，1人请病假，1人请事假，今天的出勤率是多少？
<gadget id="calculator">98 + 1 + 1</gadget>
<output>100</output>

<gadget id="calculator">98 / 100</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>