The mixed number 40 69/40 written as an improper fraction is 1669/40
To turn the mixed number 40 69/40 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 40 × 40 = 1600.
After that, add the result to the numerator of the fractional part: 1600 + 69 = 1669.
Next, Write the sum of the previous step on the original denominator: 1669/40.
This means that 40 69/40, as an improper fraction, equals 1669/40.
See also: 40 69/40 as a decimal