A bucket of water, when the water freezes, its volume increases (1/11), and when the ice turns into water, its volume decreases ((())/(())).
一桶水，当水结成冰时，它的体积增加(1/11)，当冰化成水时，它的体积少了((())/(()))．
<gadget id="calculator">1 / 11</gadget>
<output>1/11 = around 0.090909</output>

<gadget id="calculator">1 + (1/11)</gadget>
<output>12/11 = around 1.090909</output>

<gadget id="calculator">(1/11) / (12/11)</gadget>
<output>1/12 = around 0.083333</output>

<result>1/12 = around 0.083333</result>