The mixed number 21 1/3 written as an improper fraction is 64/3
To turn the mixed number 21 1/3 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 21 × 3 = 63.
After that, add the result to the numerator of the fractional part: 63 + 1 = 64.
Next, Write the sum of the previous step on the original denominator: 64/3.
This means that 21 1/3, as an improper fraction, equals 64/3.
See also: 21 1/3 as a decimal