How to convert 18 9/5 to a decimal number?

Some mixed numbers, such as 18 9/5, 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 9/5 to a decimal number

  1. Multiply the whole number by the denominator: 18 × 5 = 90
  2. Add this result to the numerator: 90 + 9 = 99
  3. Divide the previous result by the denominator: 99 ÷ 5 = 19.8

So the mixed number 18 9 5 as a decimal is 19.8.

Please note that you can also express this result as a fraction: 99/5.