In a queue exercise, if the students in Class 1 (1/10) of Grade 5 are transferred to Class 2 of Grade 5, the number of the two classes will be exactly the same. (())/(())).
在一次队列操练中，将五年级一班(1/10)的同学调到五年级二班，则两个班的人数就正好相等，原来五年级二班的人数是五年级一班人数的((())/(()))．
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 - (1/10) - (1/10)</gadget>
<output>4/5 = around 0.8</output>

<result>4/5 = around 0.8</result>