The mixed number 20 4/20 written as an improper fraction is 404/20
To turn the mixed number 20 4/20 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 20 × 20 = 400.
After that, add the result to the numerator of the fractional part: 400 + 4 = 404.
Next, Write the sum of the previous step on the original denominator: 404/20.
This means that 20 4/20, as an improper fraction, equals 404/20.
See also: 20 4/20 as a decimal