The mixed number 42 63/80 written as an improper fraction is 3423/80
To turn the mixed number 42 63/80 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 42 × 80 = 3360.
After that, add the result to the numerator of the fractional part: 3360 + 63 = 3423.
Next, Write the sum of the previous step on the original denominator: 3423/80.
This means that 42 63/80, as an improper fraction, equals 3423/80.
See also: 42 63/80 as a decimal