The mixed number 128 40/5000 written as an improper fraction is 640040/5000
To turn the mixed number 128 40/5000 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 128 × 5000 = 640000.
After that, add the result to the numerator of the fractional part: 640000 + 40 = 640040.
Next, Write the sum of the previous step on the original denominator: 640040/5000.
This means that 128 40/5000, as an improper fraction, equals 640040/5000.
See also: 128 40/5000 as a decimal