The mixed number 30 105/80 written as an improper fraction is 2505/80
To turn the mixed number 30 105/80 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 30 × 80 = 2400.
After that, add the result to the numerator of the fractional part: 2400 + 105 = 2505.
Next, Write the sum of the previous step on the original denominator: 2505/80.
This means that 30 105/80, as an improper fraction, equals 2505/80.
See also: 30 105/80 as a decimal