There are 50 students in the sixth grade. Today's attendance rate is 98%. How many people did not come to school today?
六年级有50名学生，今天的出勤率是98%，今天有多少人没有到校．
<gadget id="calculator">98 / 100</gadget>
<output>49/50 = around 0.98</output>

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

<gadget id="calculator">50 - 49</gadget>
<output>1</output>

<result>1</result>