There are 200 female students in Dabu Primary School, and 20 fewer male students than female students (5/4). How many students are there in Dabu Primary School?
大埠小学有女学生200人，男学生比女学生的(5/4)少20人，大埠小学有学生多少人？
<gadget id="calculator">5 / 4</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">200 * (5/4)</gadget>
<output>250</output>

<gadget id="calculator">250 - 20</gadget>
<output>230</output>

<gadget id="calculator">230 + 200</gadget>
<output>430</output>

<result>430</result>