For a storybook, Wu Yan read 245 pages a week, and Wang Mei read 123 pages in 3 days. On average, how many pages does Wang Mei read more than Wu Yan every day?
一本故事书，吴燕一周看了245页，王梅3天看了123页．王梅平均每天比吴燕多看多少页？
<gadget id="calculator">123 / 3</gadget>
<output>41</output>

<gadget id="calculator">245 / 7</gadget>
<output>35</output>

<gadget id="calculator">41 - 35</gadget>
<output>6</output>

<result>6</result>