The fraction 30/38 equals 78.95% when expressed as a percentage. This value is rounded to the nearest two decimal places, so it gives a clear picture of how large the part is compared to a whole.
In everyday terms, 30 out of 78 parts would be the same as 78.95 out of 100 parts. Seeing the number as a percent makes it easier to compare with other percentages you might encounter, like test scores or discount rates.
Remember that 30/38 is just another way to write the same amount. Whether you use the fraction, the decimal (about 0.79), or the percentage, they all describe the same portion of a whole.