The volume of water that freezes into ice increases (1/11), and the volume of water that freezes into ice decreases ((())/(())).
水结成冰体积增加(1/11)，冰化成体积水减少((())/(()))．
<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>