The mixed number 21 2/10 written as an improper fraction is 212/10
To turn the mixed number 21 2/10 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 + 2 = 212.
Next, Write the sum of the previous step on the original denominator: 212/10.
This means that 21 2/10, as an improper fraction, equals 212/10.
See also: 21 2/10 as a decimal