How to convert 18 9/9 to a decimal number?

Some mixed numbers, such as 18 9/9, represent a value that can also be expressed as a decimal (which can make certain calculations and comparisons easier to perform).

Step-by-step conversion of 18 9/9 to a decimal number

  1. Multiply the whole number by the denominator: 18 × 9 = 162
  2. Add this result to the numerator: 162 + 9 = 171
  3. Divide the previous result by the denominator: 171 ÷ 9 = 19

So the mixed number 18 9 9 as a decimal is 19.

Please note that you can also express this result as a fraction by simplifying 171/9 = 19/1.