There are 90 girls in the fifth grade, 62.5% less than boys. How many students are there in the fifth grade?
五年级有女生90人，比男生少62.5%，五年级有学生多少人？
<gadget id="calculator">62.5 / 100</gadget>
<output>0.625</output>

<gadget id="calculator">1 - 0.625</gadget>
<output>0.375</output>

<gadget id="calculator">90 / 0.375</gadget>
<output>240</output>

<gadget id="calculator">240 + 90</gadget>
<output>330</output>

<result>330</result>