A canal can be completed by Team A alone in 18 days, Team B can complete it in 24 days alone, and they can complete the project in 6 days together ((())/(())).
一条水渠，甲队单独做18天可以完成，乙队单独做24天可以完成，他们一起做6天能完成该工程的((())/(()))．
<gadget id="calculator">1 / 18</gadget>
<output>1/18 = around 0.055556</output>

<gadget id="calculator">1 / 24</gadget>
<output>1/24 = around 0.041667</output>

<gadget id="calculator">(1/18) + (1/24)</gadget>
<output>7/72 = around 0.097222</output>

<gadget id="calculator">(7/72) * 6</gadget>
<output>7/12 = around 0.583333</output>

<result>7/12 = around 0.583333</result>