The mixed number 27 21/10 written as an improper fraction is 291/10
To turn the mixed number 27 21/10 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 27 × 10 = 270.
After that, add the result to the numerator of the fractional part: 270 + 21 = 291.
Next, Write the sum of the previous step on the original denominator: 291/10.
This means that 27 21/10, as an improper fraction, equals 291/10.
See also: 27 21/10 as a decimal