The mixed number 12 77/8 written as an improper fraction is 173/8
To turn the mixed number 12 77/8 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 12 × 8 = 96.
After that, add the result to the numerator of the fractional part: 96 + 77 = 173.
Next, Write the sum of the previous step on the original denominator: 173/8.
This means that 12 77/8, as an improper fraction, equals 173/8.
See also: 12 77/8 as a decimal