Xiao Ming plans to read a book with a thickness of 378 pages. I read an average of 24 pages a day in the first 7 days, and read an average of 11 more pages a day after that. How many days will it take to finish the rest of the book?
小明计划看一本厚378页的书．前7天平均每天看24页，以后平均每天多看11页，余下的书还要看多少天才能看完？
<gadget id="calculator">24 * 7</gadget>
<output>168</output>

<gadget id="calculator">378 - 168</gadget>
<output>210</output>

<gadget id="calculator">24 + 11</gadget>
<output>35</output>

<gadget id="calculator">210 / 35</gadget>
<output>6</output>

<result>6</result>