The mixed number 215 9/100 written as an improper fraction is 21509/100
To turn the mixed number 215 9/100 into an improper fraction, use these simple steps:
First, multiply the whole number by the denominator of the fractional part: 215 × 100 = 21500.
After that, add the result to the numerator of the fractional part: 21500 + 9 = 21509.
Next, Write the sum of the previous step on the original denominator: 21509/100.
This means that 215 9/100, as an improper fraction, equals 21509/100.
See also: 215 9/100 as a decimal