The mixed number 21 18/625 written as an improper fraction is 13143/625
To turn the mixed number 21 18/625 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 21 × 625 = 13125.
After that, add the result to the numerator of the fractional part: 13125 + 18 = 13143.
Next, Write the sum of the previous step on the original denominator: 13143/625.
This means that 21 18/625, as an improper fraction, equals 13143/625.
See also: 21 18/625 as a decimal