The mixed number 57 23/8 written as an improper fraction is 479/8
To turn the mixed number 57 23/8 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 + 23 = 479.
Next, Write the sum of the previous step on the original denominator: 479/8.
This means that 57 23/8, as an improper fraction, equals 479/8.
See also: 57 23/8 as a decimal