45/64 as a percentage is 70.31%. This number tells you how much of a whole 45 parts out of 64 represent when you look at it in hundred‑ths.
The fraction 45/64 is a little more than two‑thirds. When you picture a pizza cut into 64 slices, taking 45 slices would leave you with about 70 out of every 100 slices if you were to redraw the same amount on a 100‑slice pizza.
Because the result is rounded to two decimal places, the percentage is easy to read and use in everyday situations like grading, budgeting, or comparing data. It gives a clear picture of the proportion without needing a calculator.