49/50 = 98%
The fraction 49/50 shows up when something is almost completely finished or successful, such as getting 49 questions right out of 50 or having 49 of 50 seats filled. It represents 98%, which is a very high level of completion, accuracy, or approval.
To picture it quickly, imagine a grid of 50 equal squares with only one square left unshaded. You can also think of it as just 2% short of the whole, so it is very close to 100%.
A common mistake is to treat 49/50 as exactly the same as 100%, since the difference seems small. However, that missing 1 out of 50 can still matter when the result involves many people, repeated tests, or an important safety standard.