The mixed number 18 31/1000 written as an improper fraction is 18031/1000
To turn the mixed number 18 31/1000 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 18 × 1000 = 18000.
After that, add the result to the numerator of the fractional part: 18000 + 31 = 18031.
Next, Write the sum of the previous step on the original denominator: 18031/1000.
This means that 18 31/1000, as an improper fraction, equals 18031/1000.
See also: 18 31/1000 as a decimal