The mixed number 51 31/8 written as an improper fraction is 439/8
To turn the mixed number 51 31/8 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 51 × 8 = 408.
After that, add the result to the numerator of the fractional part: 408 + 31 = 439.
Next, Write the sum of the previous step on the original denominator: 439/8.
This means that 51 31/8, as an improper fraction, equals 439/8.
See also: 51 31/8 as a decimal