The mixed number 21 57/250 written as an improper fraction is 5307/250
To turn the mixed number 21 57/250 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 21 × 250 = 5250.
After that, add the result to the numerator of the fractional part: 5250 + 57 = 5307.
Next, Write the sum of the previous step on the original denominator: 5307/250.
This means that 21 57/250, as an improper fraction, equals 5307/250.
See also: 21 57/250 as a decimal