The mixed number 55 11/80 written as an improper fraction is 4411/80
To turn the mixed number 55 11/80 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 55 × 80 = 4400.
After that, add the result to the numerator of the fractional part: 4400 + 11 = 4411.
Next, Write the sum of the previous step on the original denominator: 4411/80.
This means that 55 11/80, as an improper fraction, equals 4411/80.
See also: 55 11/80 as a decimal