piece of cloth is (4/5) meters long, which is exactly (3/5) the length of the other piece of cloth. How many meters is the length of the other piece of cloth?
一段布长(4/5)米，正好是另一段布的长度的(3/5)，另一段布长多少米．
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

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

<gadget id="calculator">(4/5) / (3/5)</gadget>
<output>4/3 = around 1.333333</output>

<result>4/3 = around 1.333333</result>