There are 50 people in class 401, and 4 people were absent yesterday. What is the attendance rate yesterday?
401班有50人，昨天有4人缺席，昨天出席率是多少
<gadget id="calculator">50 - 4</gadget>
<output>46</output>

<gadget id="calculator">46 / 50</gadget>
<output>23/25 = around 0.92</output>

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

<gadget id="calculator">(23/25) * 1</gadget>
<output>23/25 = around 0.92</output>

<result>23/25 = around 0.92</result>