69/90 as a percentage is 76.67%. This value shows how much of a whole 69 parts represent when the whole is divided into 90 equal pieces.
The fraction can be reduced to 23/30, which still represents the same proportion of a whole. Whether you think of it as a fraction or a percentage, it tells you that the part is a little more than three‑quarters of the total.
In everyday use, you might round this to 77 % when an approximate number is enough, but the precise rounded figure to two decimal places remains 76.67%. This makes it easy to compare with other percentages in charts, reports, or simple calculations.