What is 38/42 as a percentage? It is 90.48% (rounded to two decimal places). This number tells you that the fraction is just a little under one whole.
The fraction 38/42 can be simplified to 19/21, which still represents the same value. Because it is close to 1, its percentage is also close to 100%, but a bit lower.
Seeing 90.48% can help you compare the fraction to other percentages, like 80% or 95%. It’s a quick way to understand how large the part (38) is compared to the whole (42).