There are 450 boys in Changshan Primary School, 30 more than the number of girls (5/6). How many students are there in Changshan Primary School?
长山小学有男生450人，比女生人数的(5/6)多30人，长山小学共有学生多少人？
<gadget id="calculator">450 - 30</gadget>
<output>420</output>

<gadget id="calculator">5 / 6</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">420 / (5/6)</gadget>
<output>504</output>

<gadget id="calculator">504 + 450</gadget>
<output>954</output>

<result>954</result>