A book has 104 pages, Xiaojun read 19 pages, and the rest will be finished in 5 days. How many pages do you read on average every day?
一本书104页，小军看了19页，剩下的要在5天看完，平均每天看多少页？
<gadget id="calculator">104 - 19</gadget>
<output>85</output>

<gadget id="calculator">85 / 5</gadget>
<output>17</output>

<result>17</result>