A storybook has 128 pages, Xiaoyu read 51 pages, and plans to read the rest in a week, how many pages do the rest read on average every day?
一本故事书128页，小玉看了51页，剩下的打算一个星期看完，剩下的平均每天看几页？
<gadget id="calculator">128 - 51</gadget>
<output>77</output>

<gadget id="calculator">77 / 7</gadget>
<output>11</output>

<result>11</result>