Cut an 8-meter-long rope into long and short pieces, so that the length of the short piece of rope is 25% of the length of the long piece, how many meters should the short piece of rope be?
把8米长的绳子截成长短两段，要使短段绳子的长度是长段的25%，短段绳子应是多少米．
<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">8 / (5/4)</gadget>
<output>32/5 = around 6.4</output>

<gadget id="calculator">(32/5) * (1/4)</gadget>
<output>8/5 = around 1.6</output>

<result>8/5 = around 1.6</result>