The mixed number 209 57/40 written as an improper fraction is 8417/40
To turn the mixed number 209 57/40 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 209 × 40 = 8360.
After that, add the result to the numerator of the fractional part: 8360 + 57 = 8417.
Next, Write the sum of the previous step on the original denominator: 8417/40.
This means that 209 57/40, as an improper fraction, equals 8417/40.
See also: 209 57/40 as a decimal