book has 120 pages in total. Xiaojun read 80 pages in 6 days, and the rest in 2 days. How many pages do you read on average per day?
一本书共120页，小军用6天看了80页，剩下的要在2天看完，剩下的平均每天看多少页？
<gadget id="calculator">120 - 80</gadget>
<output>40</output>

<gadget id="calculator">40 / 2</gadget>
<output>20</output>

<result>20</result>