9.09% is the percentage equivalent of the fraction 5/55. This simple ratio shows how a small part of a whole can be expressed as a clear, rounded percent.
The fraction 5/55 can be reduced to 1/11, which still represents the same value. Whether you write it as a fraction or a percent, the meaning stays the same: a tiny portion of the total.
In everyday use, saying “about 9%” is often enough, but the exact rounded figure is 9.09%. This helps when you need a precise number for calculations or reports.