The mixed number 84 40/8 written as an improper fraction is 712/8
To turn the mixed number 84 40/8 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 84 × 8 = 672.
After that, add the result to the numerator of the fractional part: 672 + 40 = 712.
Next, Write the sum of the previous step on the original denominator: 712/8.
This means that 84 40/8, as an improper fraction, equals 712/8.
See also: 84 40/8 as a decimal