There are 800 new books in the library, science and technology books account for (3/16), story books account for (3/5), how many other books are there?
图书室新到图书800本，科技书占(3/16)，故事书占(3/5)，其它类书有多少本？
<gadget id="calculator">3 / 16</gadget>
<output>3/16 = around 0.1875</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/16) - (3/5)</gadget>
<output>17/80 = around 0.2125</output>

<gadget id="calculator">800 * (17/80)</gadget>
<output>170</output>

<result>170</result>