Xiao Ming reads a 240-page book. He reads 25 pages a day for the first 5 days, and he takes 5 days to read the rest. How many pages do he read on average every day?
小明看一本240页的书，前5天每天看25页，剩下的要5天看完，平均每天要看多少页？
<gadget id="calculator">25 * 5</gadget>
<output>125</output>

<gadget id="calculator">240 - 125</gadget>
<output>115</output>

<gadget id="calculator">115 / 5</gadget>
<output>23</output>

<result>23</result>