The mixed number 168 21/40 written as an improper fraction is 6741/40
To turn the mixed number 168 21/40 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 168 × 40 = 6720.
After that, add the result to the numerator of the fractional part: 6720 + 21 = 6741.
Next, Write the sum of the previous step on the original denominator: 6741/40.
This means that 168 21/40, as an improper fraction, equals 6741/40.
See also: 168 21/40 as a decimal