The mixed number 6 81/40 written as an improper fraction is 321/40
To turn the mixed number 6 81/40 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 6 × 40 = 240.
After that, add the result to the numerator of the fractional part: 240 + 81 = 321.
Next, Write the sum of the previous step on the original denominator: 321/40.
This means that 6 81/40, as an improper fraction, equals 321/40.
See also: 6 81/40 as a decimal