To lay a pipe, the full length (1/8) was laid on the first day, and the full length (5/6) was laid on the second day. What fraction of the full length of this pipeline remains unpaved?
铺设一条管道，第一天铺了全长的(1/8)，第二天铺了全长的(5/6)．这条管道还剩下全长的几分之几没有铺？
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">1 - (1/8) - (5/6)</gadget>
<output>1/24 = around 0.041667</output>

<result>1/24 = around 0.041667</result>