Obviously reading a story book, he read the whole book (1/3) on the first day and the whole book (4/15) on the second day. He found that he read 8 pages less on the second day than on the first day. How many pages does the storybook have?
明明看一本故事书，第一天看了全书的(1/3)，第二天看了全书的(4/15)，他发现第二天比第一天少看了8页，这本故事书有多少页？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">4 / 15</gadget>
<output>4/15 = around 0.266667</output>

<gadget id="calculator">(1/3) - (4/15)</gadget>
<output>1/15 = around 0.066667</output>

<gadget id="calculator">8 / (1/15)</gadget>
<output>120</output>

<result>120</result>