The mixed number 128 21/50 written as an improper fraction is 6421/50
To turn the mixed number 128 21/50 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 128 × 50 = 6400.
After that, add the result to the numerator of the fractional part: 6400 + 21 = 6421.
Next, Write the sum of the previous step on the original denominator: 6421/50.
This means that 128 21/50, as an improper fraction, equals 6421/50.
See also: 128 21/50 as a decimal