A story book with 326 pages. Xiaohong reads an average of 18 pages a day. After reading for 3 days, the rest reads an average of 34 pages a day. How many days will it take to finish this book?
一本故事书326页．小红平均每天看18页，看了3天后，剩下的平均每天看34页，还需要多少天才能将这本书看完？
<gadget id="calculator">18 * 3</gadget>
<output>54</output>

<gadget id="calculator">326 - 54</gadget>
<output>272</output>

<gadget id="calculator">272 / 34</gadget>
<output>8</output>

<result>8</result>