The mixed number 42 30/80 written as an improper fraction is 3390/80
To turn the mixed number 42 30/80 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 + 30 = 3390.
Next, Write the sum of the previous step on the original denominator: 3390/80.
This means that 42 30/80, as an improper fraction, equals 3390/80.
See also: 42 30/80 as a decimal