How to convert 18 9/3 to a decimal number?

Some mixed numbers, such as 18 9/3, 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 9/3 to a decimal number

  1. Multiply the whole number by the denominator: 18 × 3 = 54
  2. Add this result to the numerator: 54 + 9 = 63
  3. Divide the previous result by the denominator: 63 ÷ 3 = 21

So the mixed number 18 9 3 as a decimal is 21.

Please note that you can also express this result as a fraction by simplifying 63/3 = 21/1.