The number 5 more than 25% of a number is 8. What is this number?
比一个数的25%多5的数是8，这个数是多少？
<gadget id="calculator">8 - 5</gadget>
<output>3</output>

<gadget id="calculator">25 / 100</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">3 / (1/4)</gadget>
<output>12</output>

<result>12</result>