Xiaohua has a 700-page storybook, and after reading it for 16 days, there are still 60 pages left. How many pages does Xiaohua read every day?
小华有一本700页的故事书，看了16天，还剩下60页，小华每天看多少页？
<gadget id="calculator">700 - 60</gadget>
<output>640</output>

<gadget id="calculator">640 / 16</gadget>
<output>40</output>

<result>40</result>