When it takes (1/6) to saw a piece of wood into three pieces, how long does it take to saw it into five pieces?
把一根木料锯成三段用(1/6)时，锯成五段用多少时．
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">3 - 1</gadget>
<output>2</output>

<gadget id="calculator">(1/6) / 2</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">5 - 1</gadget>
<output>4</output>

<gadget id="calculator">(1/12) * 4</gadget>
<output>1/3 = around 0.333333</output>

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