There are 320 literary books in the library, and the number of story books is (3/4) that of literary books, and at the same time it is less than scientific books (1/3). How many scientific books are there in the library?
图书馆有文艺书320本，故事书的本数是文艺书的(3/4)，同时又比科技书少(1/3)，图书馆的科技书有多少本？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">320 * (3/4)</gadget>
<output>240</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">240 / (2/3)</gadget>
<output>360</output>

<result>360</result>