The mixed number 18 48/20 written as an improper fraction is 408/20
To turn the mixed number 18 48/20 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 18 × 20 = 360.
After that, add the result to the numerator of the fractional part: 360 + 48 = 408.
Next, Write the sum of the previous step on the original denominator: 408/20.
This means that 18 48/20, as an improper fraction, equals 408/20.
See also: 18 48/20 as a decimal