Li Ming reads a 970-page book, and has already read 42 pages. He wants to finish the rest in 16 days. How many pages do he need to read on average every day?
李明看一本970页的书，已经看了42页，剩下的想16天看完，平均每天要看多少页？
<gadget id="calculator">970 - 42</gadget>
<output>928</output>

<gadget id="calculator">928 / 16</gadget>
<output>58</output>

<result>58</result>