A wire is folded in half three times and measured to be (1/3) meter. How long is the wire in meters?
一根铁丝对折三次后测量是(1/3)米，这根铁丝长多少米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 / 2 / 2 / 2</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">(1/3) / (1/8)</gadget>
<output>8/3 = around 2.666667</output>

<result>8/3 = around 2.666667</result>