Fold a piece of rectangular paper in half consecutively 3 times, how much is each piece of paper
把1张长方形纸连续对折3次，每一份是这张纸的多少
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

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