Ding Ding read 246 pages of the book in 6 days. At this rate, it will take 2 days to finish this book. How many pages in this book?
丁丁6天看了246页书，照这样的速度，看完这本书还需要2天，这本书共多少页？
<gadget id="calculator">246 / 6</gadget>
<output>41</output>

<gadget id="calculator">41 * 2</gadget>
<output>82</output>

<gadget id="calculator">82 + 246</gadget>
<output>328</output>

<result>328</result>