The mixed number 3 99/20 written as an improper fraction is 159/20
To turn the mixed number 3 99/20 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 3 × 20 = 60.
After that, add the result to the numerator of the fractional part: 60 + 99 = 159.
Next, Write the sum of the previous step on the original denominator: 159/20.
This means that 3 99/20, as an improper fraction, equals 159/20.
See also: 3 99/20 as a decimal