The mixed number 17 68/20 written as an improper fraction is 408/20
To turn the mixed number 17 68/20 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 17 × 20 = 340.
After that, add the result to the numerator of the fractional part: 340 + 68 = 408.
Next, Write the sum of the previous step on the original denominator: 408/20.
This means that 17 68/20, as an improper fraction, equals 408/20.
See also: 17 68/20 as a decimal