There is a decimal, and after expanding it by 11 times, it is 72.5 larger than the original number. What is the original decimal?
有一个小数，把它扩大11倍后就比原来的数大72.5，原来这个小数是多少？
<gadget id="calculator">11 - 1</gadget>
<output>10</output>

<gadget id="calculator">72.5 / 10</gadget>
<output>7.25</output>

<result>7.25</result>