Xiaolu reads a 650-page book for 8 days, with an average of 60 pages per day, how many more pages can she finish reading?
小璐看一本650页的书，看了8天，平均每天看60页，再看多少页就可以看完？
<gadget id="calculator">60 * 8</gadget>
<output>480</output>

<gadget id="calculator">650 - 480</gadget>
<output>170</output>

<result>170</result>