The mixed number 104 12/40 written as an improper fraction is 4172/40
To turn the mixed number 104 12/40 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 104 × 40 = 4160.
After that, add the result to the numerator of the fractional part: 4160 + 12 = 4172.
Next, Write the sum of the previous step on the original denominator: 4172/40.
This means that 104 12/40, as an improper fraction, equals 4172/40.
See also: 104 12/40 as a decimal