Xiaogang reads a book. He reads 40% of the book on the first day, and the rest (5/9) on the second day. There are 32 pages left. How many pages does this book have?
小刚读一本书，第一天读了全书的40%，第二天读了余下的(5/9)，还剩下32页未读，这本书一共有多少页？
<gadget id="calculator">5 / 9</gadget>
<output>5/9 = around 0.555556</output>

<gadget id="calculator">1 - (5/9)</gadget>
<output>4/9 = around 0.444444</output>

<gadget id="calculator">40 / 100</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 - (2/5)</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">32 / (4/9) / (3/5)</gadget>
<output>120</output>

<result>120</result>