Fold a rectangular piece of paper in half three times and cut along the creases. What is the area of each piece of paper equal to the original rectangle?
把一张长方形的纸对折3次，沿折痕剪开，每张纸的面积是原长方形的多少．
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

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