75/77 as a percentage is 97.40%. This fraction is just a little less than a whole, so its percentage is very close to 100 %.
The ratio 75 ÷ 77 shows that for every 77 parts, 75 are present. That means the fraction represents a high level of completeness, which is why the percentage is so large.
When the value is rounded to two decimal places, it becomes 97.40%. This rounded figure is useful for quick comparisons and for reporting results in a clear, concise way.