The mixed number 81 84/80 written as an improper fraction is 6564/80
To turn the mixed number 81 84/80 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 81 × 80 = 6480.
After that, add the result to the numerator of the fractional part: 6480 + 84 = 6564.
Next, Write the sum of the previous step on the original denominator: 6564/80.
This means that 81 84/80, as an improper fraction, equals 6564/80.
See also: 81 84/80 as a decimal