The mixed number 257 21/50 written as an improper fraction is 12871/50
To turn the mixed number 257 21/50 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 257 × 50 = 12850.
After that, add the result to the numerator of the fractional part: 12850 + 21 = 12871.
Next, Write the sum of the previous step on the original denominator: 12871/50.
This means that 257 21/50, as an improper fraction, equals 12871/50.
See also: 257 21/50 as a decimal