There are 57 people in class 6 and 3 attending school today, and 3 people ask for leave. What is the attendance rate of class 6 and 3 today?
六3班今天有57人到校上课、3人请假，六3班今天的出勤率是多少．
<gadget id="calculator">57 + 3</gadget>
<output>60</output>

<gadget id="calculator">57 / 60</gadget>
<output>19/20 = around 0.95</output>

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

<gadget id="calculator">(19/20) * 1</gadget>
<output>19/20 = around 0.95</output>

<result>19/20 = around 0.95</result>