The improper fraction 81/18 as a mixed number is 4 9/18
In order to convert 81/18 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 81/18 as a mixed number is 4 9/18.