The mixed number 21 20/10 written as an improper fraction is 230/10
To turn the mixed number 21 20/10 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 21 × 10 = 210.
After that, add the result to the numerator of the fractional part: 210 + 20 = 230.
Next, Write the sum of the previous step on the original denominator: 230/10.
This means that 21 20/10, as an improper fraction, equals 230/10.
See also: 21 20/10 as a decimal