The mixed number 4 257/1000 written as an improper fraction is 4257/1000
To turn the mixed number 4 257/1000 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 4 × 1000 = 4000.
After that, add the result to the numerator of the fractional part: 4000 + 257 = 4257.
Next, Write the sum of the previous step on the original denominator: 4257/1000.
This means that 4 257/1000, as an improper fraction, equals 4257/1000.
See also: 4 257/1000 as a decimal