The improper fraction 399/20 as a mixed number is 19 19/20
In order to convert 399/20 to a mixed number, we need to divide the numerator by the denominator to get a whole number and a remainder, and express the result as a whole number and a proper fraction.
To see it, we just need to put the whole number together with our remainder and original denominator:
So 399/20 as a mixed number is 19 19/20.