If the length, width, and height of a cube are reduced by 1/2, and another cube is obtained, what is the original volume?
一个正方体长、宽、高各减少(1/2)，得到另一个正方体，体积变为原来的多少？
<gadget id="calculator">2 / 1</gadget>
<output>2</output>

<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 * 1 * (1/2)</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">(1/2) * (1/2) * (1/2)</gadget>
<output>1/8 = around 0.125</output>

<result>1/8 = around 0.125</result>