Xiaoli reads a story book, read (3/8) of this book on the first day, (1/6) of this book on the second day, and (1/8) of this book on the third day 3), how much of it is left unread?
小丽看一本故事书，第一天看了这本书的(3/8)，第二天看了这本书的(1/6)，第三天看了这本书的(1/3)，还剩下几分之几没有看？
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (3/8) - (1/6) - (1/3)</gadget>
<output>1/8 = around 0.125</output>

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