There are 50 students in the sixth grade class. The attendance rate today is 98%. What is the number of absentees?
六年级一班共有学生50人，今天的出勤率是98%，缺勤人数是多少人．
<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>