The decimal point of a decimal is moved two places to the right, and the result is 15.84 more than the original decimal, so what is the original decimal?
一个小数的小数点向右移动两位，结果比原来的小数增加15.84，那么原来这个小数是多少？
<gadget id="calculator">100 - 1</gadget>
<output>99</output>

<gadget id="calculator">15.84 / 99</gadget>
<output>0.16</output>

<result>0.16</result>