The mixed number 21 81/125 written as an improper fraction is 2706/125
To turn the mixed number 21 81/125 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 21 × 125 = 2625.
After that, add the result to the numerator of the fractional part: 2625 + 81 = 2706.
Next, Write the sum of the previous step on the original denominator: 2706/125.
This means that 21 81/125, as an improper fraction, equals 2706/125.
See also: 21 81/125 as a decimal