There are 2,100 science and technology books in the library, there are more literature and art books than science and technology books (3/4), and how many literature and art books are more than science and technology books?
图书馆有2100本科技书，文艺书比科技书多(3/4)，文艺书比科技书多几本？
<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">2_100 * (3/4)</gadget>
<output>1_575</output>

<result>1_575</result>