After folding a piece of rectangular paper in half consecutively 4 times, how much does each small piece occupy in the rectangle?
把一张长方形纸连续对折4次后，每一小份占这个长方形的多少．
<gadget id="calculator">1 / 16</gadget>
<output>1/16 = around 0.0625</output>

<result>1/16 = around 0.0625</result>