The mixed number 172 17/40 written as an improper fraction is 6897/40
To turn the mixed number 172 17/40 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 172 × 40 = 6880.
After that, add the result to the numerator of the fractional part: 6880 + 17 = 6897.
Next, Write the sum of the previous step on the original denominator: 6897/40.
This means that 172 17/40, as an improper fraction, equals 6897/40.
See also: 172 17/40 as a decimal