The mixed number 20 81/16 written as an improper fraction is 401/16
To turn the mixed number 20 81/16 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 20 × 16 = 320.
After that, add the result to the numerator of the fractional part: 320 + 81 = 401.
Next, Write the sum of the previous step on the original denominator: 401/16.
This means that 20 81/16, as an improper fraction, equals 401/16.
See also: 20 81/16 as a decimal