The mixed number 253 17/40 written as an improper fraction is 10137/40
To turn the mixed number 253 17/40 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 253 × 40 = 10120.
After that, add the result to the numerator of the fractional part: 10120 + 17 = 10137.
Next, Write the sum of the previous step on the original denominator: 10137/40.
This means that 253 17/40, as an improper fraction, equals 10137/40.
See also: 253 17/40 as a decimal