The mixed number 18 15/400 written as an improper fraction is 7215/400
To turn the mixed number 18 15/400 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 18 × 400 = 7200.
After that, add the result to the numerator of the fractional part: 7200 + 15 = 7215.
Next, Write the sum of the previous step on the original denominator: 7215/400.
This means that 18 15/400, as an improper fraction, equals 7215/400.
See also: 18 15/400 as a decimal