The mixed number 3 109/80 written as an improper fraction is 349/80
To turn the mixed number 3 109/80 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 3 × 80 = 240.
After that, add the result to the numerator of the fractional part: 240 + 109 = 349.
Next, Write the sum of the previous step on the original denominator: 349/80.
This means that 3 109/80, as an improper fraction, equals 349/80.
See also: 3 109/80 as a decimal