The improper fraction 420/4 as a mixed number is 105 0/4
In order to convert 420/4 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 420/4 as a mixed number is 105 0/4.