11/64 as a percentage is 17.19%. This value shows how much of a whole 11 parts out of 64 represent when expressed in hundredths.
In everyday terms, you can think of 17.19% as roughly 17 out of every 100 equal pieces. It’s a handy way to compare fractions with other percentages you see in school or on a label.
If you need to report the figure, just write 17.19% and you’re done. No extra steps are required beyond stating the rounded number.