When you turn 40⁄69 into a percentage you get 57.97%. This value is the rounded result to two decimal places, giving a clear sense of how large the fraction is in everyday terms.
The fraction 40⁄69 means you have 40 parts out of a total of 69 equal parts. It’s a little more than one‑half, but not quite two‑thirds.
Seeing it as a percent makes it easier to compare with other numbers, like test scores or discounts, because most people think in terms of percentages.
In practical use, you might round it to 58 % for quick estimates, but the precise figure of 57.97% is useful when you need more accuracy.