The mixed number 80 23/8 written as an improper fraction is 663/8
To turn the mixed number 80 23/8 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 80 × 8 = 640.
After that, add the result to the numerator of the fractional part: 640 + 23 = 663.
Next, Write the sum of the previous step on the original denominator: 663/8.
This means that 80 23/8, as an improper fraction, equals 663/8.
See also: 80 23/8 as a decimal