The mixed number 20 12/8 written as an improper fraction is 172/8
To turn the mixed number 20 12/8 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 20 × 8 = 160.
After that, add the result to the numerator of the fractional part: 160 + 12 = 172.
Next, Write the sum of the previous step on the original denominator: 172/8.
This means that 20 12/8, as an improper fraction, equals 172/8.
See also: 20 12/8 as a decimal