The mixed number 216 17/40 written as an improper fraction is 8657/40
To turn the mixed number 216 17/40 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 216 × 40 = 8640.
After that, add the result to the numerator of the fractional part: 8640 + 17 = 8657.
Next, Write the sum of the previous step on the original denominator: 8657/40.
This means that 216 17/40, as an improper fraction, equals 8657/40.
See also: 216 17/40 as a decimal