The mixed number 81 645/1000 written as an improper fraction is 81645/1000
To turn the mixed number 81 645/1000 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 81 × 1000 = 81000.
After that, add the result to the numerator of the fractional part: 81000 + 645 = 81645.
Next, Write the sum of the previous step on the original denominator: 81645/1000.
This means that 81 645/1000, as an improper fraction, equals 81645/1000.
See also: 81 645/1000 as a decimal