The mixed number 3 21/16 written as an improper fraction is 69/16
To turn the mixed number 3 21/16 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 3 × 16 = 48.
After that, add the result to the numerator of the fractional part: 48 + 21 = 69.
Next, Write the sum of the previous step on the original denominator: 69/16.
This means that 3 21/16, as an improper fraction, equals 69/16.
See also: 3 21/16 as a decimal