The mixed number 28 15/400 written as an improper fraction is 11215/400
To turn the mixed number 28 15/400 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 28 × 400 = 11200.
After that, add the result to the numerator of the fractional part: 11200 + 15 = 11215.
Next, Write the sum of the previous step on the original denominator: 11215/400.
This means that 28 15/400, as an improper fraction, equals 11215/400.
See also: 28 15/400 as a decimal