There were 480 students in a certain elementary school yesterday, and 20 students asked for leave. What was the attendance rate of the students in this school yesterday?
某小学昨天有480名学生到校上课，有20名学生请假，昨天该校学生的出勤率是多少．
<gadget id="calculator">480 + 20</gadget>
<output>500</output>

<gadget id="calculator">480 / 500</gadget>
<output>24/25 = around 0.96</output>

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

<gadget id="calculator">(24/25) * 1</gadget>
<output>24/25 = around 0.96</output>

<result>24/25 = around 0.96</result>