The mixed number 172 9/20 written as an improper fraction is 3449/20
To turn the mixed number 172 9/20 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 172 × 20 = 3440.
After that, add the result to the numerator of the fractional part: 3440 + 9 = 3449.
Next, Write the sum of the previous step on the original denominator: 3449/20.
This means that 172 9/20, as an improper fraction, equals 3449/20.
See also: 172 9/20 as a decimal