There are 50 students in Class 1 of the sixth grade. The attendance rate on a certain day is 98%. How many people are absent from this class that day?
六年级1班共50人，某天的出勤率是98%，这个班当天缺勤多少人．
<gadget id="calculator">98 / 100</gadget>
<output>49/50 = around 0.98</output>

<gadget id="calculator">1 - (49/50)</gadget>
<output>1/50 = around 0.02</output>

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

<result>1</result>