(9/5) meter long rope, (1/3) of it is used up for the first time, and (1/3) meter is used up for the second time. How much shorter is the rope now than it was before?
一根(9/5)米长绳子，第一次用去它的(1/3)，第二次用去(1/3)米．这根绳子现在比原来短多少米？
<gadget id="calculator">9 / 5</gadget>
<output>9/5 = around 1.8</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(9/5) * (1/3)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(3/5) + (1/3)</gadget>
<output>14/15 = around 0.933333</output>

<result>14/15 = around 0.933333</result>