The mixed number 78 91/100 written as an improper fraction is 7891/100
To turn the mixed number 78 91/100 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 78 × 100 = 7800.
After that, add the result to the numerator of the fractional part: 7800 + 91 = 7891.
Next, Write the sum of the previous step on the original denominator: 7891/100.
This means that 78 91/100, as an improper fraction, equals 7891/100.
See also: 78 91/100 as a decimal