51/52 as a percentage is 98.08%. This means the fraction is almost a whole unit, just a tiny bit less. When you see this number, you know it’s very close to 100%.
The fraction 51/52 shows how a large part of something can be expressed with simple numbers. Since 51 is only one away from 52, the value is extremely high. It’s a useful way to describe situations where almost everything is included.
You might see this kind of percentage in quality control, where a product passes 98.08% of the time, or in surveys where nearly everyone agrees. In any case, it tells you the result is overwhelmingly positive.