The mixed number 66 80/100 written as an improper fraction is 6680/100
To turn the mixed number 66 80/100 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 66 × 100 = 6600.
After that, add the result to the numerator of the fractional part: 6600 + 80 = 6680.
Next, Write the sum of the previous step on the original denominator: 6680/100.
This means that 66 80/100, as an improper fraction, equals 6680/100.
See also: 66 80/100 as a decimal