A photo album has 20 pages, and each page can insert 5 photos. Xiaohong’s family has 700 photos. How many photo albums are enough?
一本相册有20页，每页可以插5张照片，小红家有700张照片，几本相册才够用？
<gadget id="calculator">20 * 5</gadget>
<output>100</output>

<gadget id="calculator">700 / 100</gadget>
<output>7</output>

<result>7</result>