The mixed number 89 1/20 written as an improper fraction is 1781/20
To turn the mixed number 89 1/20 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 89 × 20 = 1780.
After that, add the result to the numerator of the fractional part: 1780 + 1 = 1781.
Next, Write the sum of the previous step on the original denominator: 1781/20.
This means that 89 1/20, as an improper fraction, equals 1781/20.
See also: 89 1/20 as a decimal