The mixed number 6 63/80 written as an improper fraction is 543/80
To turn the mixed number 6 63/80 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 6 × 80 = 480.
After that, add the result to the numerator of the fractional part: 480 + 63 = 543.
Next, Write the sum of the previous step on the original denominator: 543/80.
This means that 6 63/80, as an improper fraction, equals 543/80.
See also: 6 63/80 as a decimal