The mixed number 18 39/25 written as an improper fraction is 489/25
To turn the mixed number 18 39/25 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 18 × 25 = 450.
After that, add the result to the numerator of the fractional part: 450 + 39 = 489.
Next, Write the sum of the previous step on the original denominator: 489/25.
This means that 18 39/25, as an improper fraction, equals 489/25.
See also: 18 39/25 as a decimal