Xiao Ming bought a large piece of white paper for drawing. He used up (1/2) of the paper on the first day, (1/4) of the paper on the second day, and (1/4) of the paper on the third day. 1/8), the paper was used up on the fourth day (1/16), what fraction of this paper is left in the end?
小明买了一张大白纸画画，第一天用去这张纸的(1/2)，第二天用去这张纸的(1/4)，第三天用去这张纸的(1/8)，第四天用去这张纸的(1/16)，最后还剩这张纸的几分之几？
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">1 / 16</gadget>
<output>1/16 = around 0.0625</output>

<gadget id="calculator">1 - (1/2) - (1/4) - (1/8) - (1/16)</gadget>
<output>1/16 = around 0.0625</output>

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