The mixed number 100 90/20 written as an improper fraction is 2090/20
To turn the mixed number 100 90/20 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 100 × 20 = 2000.
After that, add the result to the numerator of the fractional part: 2000 + 90 = 2090.
Next, Write the sum of the previous step on the original denominator: 2090/20.
This means that 100 90/20, as an improper fraction, equals 2090/20.
See also: 100 90/20 as a decimal