The mixed number 80 45/10 written as an improper fraction is 845/10
To turn the mixed number 80 45/10 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 80 × 10 = 800.
After that, add the result to the numerator of the fractional part: 800 + 45 = 845.
Next, Write the sum of the previous step on the original denominator: 845/10.
This means that 80 45/10, as an improper fraction, equals 845/10.
See also: 80 45/10 as a decimal