The mixed number 70 77/80 written as an improper fraction is 5677/80
To turn the mixed number 70 77/80 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 70 × 80 = 5600.
After that, add the result to the numerator of the fractional part: 5600 + 77 = 5677.
Next, Write the sum of the previous step on the original denominator: 5677/80.
This means that 70 77/80, as an improper fraction, equals 5677/80.
See also: 70 77/80 as a decimal