The mixed number 57 64/8 written as an improper fraction is 520/8
To turn the mixed number 57 64/8 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 57 × 8 = 456.
After that, add the result to the numerator of the fractional part: 456 + 64 = 520.
Next, Write the sum of the previous step on the original denominator: 520/8.
This means that 57 64/8, as an improper fraction, equals 520/8.
See also: 57 64/8 as a decimal