The mixed number 123 643/1000 written as an improper fraction is 123643/1000
To turn the mixed number 123 643/1000 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 123 × 1000 = 123000.
After that, add the result to the numerator of the fractional part: 123000 + 643 = 123643.
Next, Write the sum of the previous step on the original denominator: 123643/1000.
This means that 123 643/1000, as an improper fraction, equals 123643/1000.
See also: 123 643/1000 as a decimal