The mixed number 81 70/8 written as an improper fraction is 718/8
To turn the mixed number 81 70/8 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 81 × 8 = 648.
After that, add the result to the numerator of the fractional part: 648 + 70 = 718.
Next, Write the sum of the previous step on the original denominator: 718/8.
This means that 81 70/8, as an improper fraction, equals 718/8.
See also: 81 70/8 as a decimal