Xiaohong reads a story book. I read half of the book on the first day and there were 2 more pages, and I read 20 pages on the second day and just finished it. How many pages does this book have in total?
小红看一本故事书．第一天看了全书的一半还多2页，第二天看了20页正好看完，这本书一共有多少页？
<gadget id="calculator">20 + 2</gadget>
<output>22</output>

<gadget id="calculator">22 * 2</gadget>
<output>44</output>

<result>44</result>