The mixed number 18 13/8 written as an improper fraction is 157/8
To turn the mixed number 18 13/8 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 18 × 8 = 144.
After that, add the result to the numerator of the fractional part: 144 + 13 = 157.
Next, Write the sum of the previous step on the original denominator: 157/8.
This means that 18 13/8, as an improper fraction, equals 157/8.
See also: 18 13/8 as a decimal