Xiao Ming reads a book, the first time he reads (2/5) of the total, and the second time he reads the remaining (1/3), which means there are 24 pages left in the book. How many pages did you read in total?
小明读一本书，第一次读了总数的(2/5)，第二次读了余下的(1/3)，这是书还剩24页．两次共读了多少页？
<gadget id="calculator">2 / 5</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">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(3/5) * (1/3)</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (2/5) - (1/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">24 / (2/5)</gadget>
<output>60</output>

<gadget id="calculator">60 - 24</gadget>
<output>36</output>

<result>36</result>