The mixed number 21 4/16 written as an improper fraction is 340/16
To turn the mixed number 21 4/16 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 21 × 16 = 336.
After that, add the result to the numerator of the fractional part: 336 + 4 = 340.
Next, Write the sum of the previous step on the original denominator: 340/16.
This means that 21 4/16, as an improper fraction, equals 340/16.
See also: 21 4/16 as a decimal