There are 300 students in a certain school, and 3 of them asked for leave today. What is the school's attendance rate today
某校共有学生300人，今天有3人请假．该校今天的出勤率是多少
<gadget id="calculator">300 - 3</gadget>
<output>297</output>

<gadget id="calculator">297 / 300</gadget>
<output>99/100 = around 0.99</output>

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

<gadget id="calculator">(99/100) * 1</gadget>
<output>99/100 = around 0.99</output>

<result>99/100 = around 0.99</result>