"The Grimm's Fairy Tales" has 540 pages. Xiao Ming read (1/9) of the whole book on the first day, and the number of pages he read on the second day was 10 pages less than that on the first day (5/6). How many pages did he read on the second day?
《格林童话》有540页，小明第一天读了全书的(1/9)，第二天读的页数比第一天的(5/6)少10页，第二天读多少页？
<gadget id="calculator">1 / 9</gadget>
<output>1/9 = around 0.111111</output>

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">540 * (1/9) * (5/6)</gadget>
<output>50</output>

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

<result>40</result>