The number of people in the chorus group is more than that of the technology group (3/5), and the number of people in the technology group is smaller than that of the chorus group ((())/(())).
合唱小组的人数比科技小组的人数多(3/5)，科技小组的人数比合唱小组的人数少((())/(()))．
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(3/5) - 1</gadget>
<output>-2/5 = around -0.4</output>

<gadget id="calculator">1 + (-2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 + (3/5)</gadget>
<output>8/5 = around 1.6</output>

<gadget id="calculator">(3/5) / (8/5)</gadget>
<output>3/8 = around 0.375</output>

<result>3/8 = around 0.375</result>