There are 50 students in the sixth grade, and 49 people actually arrived yesterday. What was the absence rate yesterday in grade 6?
六年级有50人，昨天实到49人．六年级昨天的缺勤率是多少
<gadget id="calculator">50 - 49</gadget>
<output>1</output>

<gadget id="calculator">1 / 50</gadget>
<output>1/50 = around 0.02</output>

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

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

<result>1/50 = around 0.02</result>