Xiao Ming reads a book in 8 days, and every day (1/9) reads 2 more pages of this book. How many pages does this book have?
小明用8天的时间看完一本书，每天看了这本书的(1/9)还多2页，这本书共有多少页？
<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">1 / 9</gadget>
<output>1/9 = around 0.111111</output>

<gadget id="calculator">(1/8) - (1/9)</gadget>
<output>1/72 = around 0.013889</output>

<gadget id="calculator">2 / (1/72)</gadget>
<output>144</output>

<result>144</result>