The mixed number 221 1/3 written as an improper fraction is 664/3
To turn the mixed number 221 1/3 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 221 × 3 = 663.
After that, add the result to the numerator of the fractional part: 663 + 1 = 664.
Next, Write the sum of the previous step on the original denominator: 664/3.
This means that 221 1/3, as an improper fraction, equals 664/3.
See also: 221 1/3 as a decimal