55/90 as a percentage is 61.11%. This value tells you that the fraction is just over six‑tenths of a whole.
The fraction 55/90 can be reduced to 11/18, which still represents the same part of a whole. In everyday terms, it means you have a little more than half of something—about three‑fifths, but not quite.
Seeing the percentage 61.11% is useful when you need to compare amounts, calculate discounts, or understand data in charts. It gives a quick, clear picture of how large the portion is relative to the whole.