For a section of wood, cut off the full length (1/3) for the first time, cut off the rest (3/5) for the second time, and cut 1 meter more than the first time for the second time. What is the length of this piece of wood in meters? ．
一段木料，第一次截去全长的(1/3)，第二次截去剩下的(3/5)，第二次比第一次多截1米，这段木材长是多少米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

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

<gadget id="calculator">(2/5) - (1/3)</gadget>
<output>1/15 = around 0.066667</output>

<gadget id="calculator">1 / (1/15)</gadget>
<output>15</output>

<result>15</result>