The mixed number 83 45/80 written as an improper fraction is 6685/80
To turn the mixed number 83 45/80 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 83 × 80 = 6640.
After that, add the result to the numerator of the fractional part: 6640 + 45 = 6685.
Next, Write the sum of the previous step on the original denominator: 6685/80.
This means that 83 45/80, as an improper fraction, equals 6685/80.
See also: 83 45/80 as a decimal