The number of male workers accounts for (3/5) of the total number of workers in the factory, and the number of female workers accounts for ((())/(())).
男工人数占全厂人数的(3/5)，女工人数占全厂人数的((())/(()))．
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

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

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

<result>2/5 = around 0.4</result>