The mixed number 128 90/50 written as an improper fraction is 6490/50
To turn the mixed number 128 90/50 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 + 90 = 6490.
Next, Write the sum of the previous step on the original denominator: 6490/50.
This means that 128 90/50, as an improper fraction, equals 6490/50.
See also: 128 90/50 as a decimal