There are 40 people in Class 1, and 45 people in Class 2. The number of students in class 1 is the number of students in class 2.
六1班有40人，六2班有45人．1班学生数是2班学生数的多少．
<gadget id="calculator">40 / 45</gadget>
<output>8/9 = around 0.888889</output>

<result>8/9 = around 0.888889</result>