The mixed number 40 66/8 written as an improper fraction is 386/8
To turn the mixed number 40 66/8 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 40 × 8 = 320.
After that, add the result to the numerator of the fractional part: 320 + 66 = 386.
Next, Write the sum of the previous step on the original denominator: 386/8.
This means that 40 66/8, as an improper fraction, equals 386/8.
See also: 40 66/8 as a decimal