Tongtong reads a story book, originally planned to read 40 pages a day, and finish it in 10 days. In fact, it only took 8 days to read it. How many pages does Tongtong actually read every day?
彤彤看一本故事书，原计划打算每天看40页，10天看完．实际只用了8天就看完了．彤彤实际每天多看了几页？
<gadget id="calculator">10 / 8</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">40 * (5/4)</gadget>
<output>50</output>

<gadget id="calculator">50 - 40</gadget>
<output>10</output>

<result>10</result>