The mixed number 161 57/40 written as an improper fraction is 6497/40
To turn the mixed number 161 57/40 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 161 × 40 = 6440.
After that, add the result to the numerator of the fractional part: 6440 + 57 = 6497.
Next, Write the sum of the previous step on the original denominator: 6497/40.
This means that 161 57/40, as an improper fraction, equals 6497/40.
See also: 161 57/40 as a decimal