A project was originally planned to be completed in 8 days, but it was actually completed in 6 days, and the work efficiency was improved ((())/(())).
一项工程原计划8天完成，实际6天完成，工作效率提高了((())/(()))．
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">(1/6) - (1/8)</gadget>
<output>1/24 = around 0.041667</output>

<gadget id="calculator">(1/24) / (1/8)</gadget>
<output>1/3 = around 0.333333</output>

<result>1/3 = around 0.333333</result>