Naughty read a story book, read (1/3) of the whole book on the first day, and (1/4) of the whole book on the second day, and read 10 pages more on the first day than on the second day. How many pages does this book have.
淘气读一本故事书，第一天读了全书的(1/3)，第二天读了全书的(1/4)，第一天比第二天多读了10页．这本书有多少页．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

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

<gadget id="calculator">(1/3) - (1/4)</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">10 / (1/12)</gadget>
<output>120</output>

<result>120</result>