The mixed number 172 1/4 written as an improper fraction is 689/4
To turn the mixed number 172 1/4 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 172 × 4 = 688.
After that, add the result to the numerator of the fractional part: 688 + 1 = 689.
Next, Write the sum of the previous step on the original denominator: 689/4.
This means that 172 1/4, as an improper fraction, equals 689/4.
See also: 172 1/4 as a decimal