93/99 as a percentage is 93.94%. This rounded figure gives a quick sense of how large the fraction is compared to a whole.
The fraction 93/99 can be reduced to 31/33, which still represents the same value. Seeing it in its simplest form helps when comparing it to other fractions or percentages.
In everyday contexts, 93.94% means the amount is just a little under a full 100%. You might see this kind of percentage when looking at test scores, survey results, or efficiency rates that are very high but not perfect.