How to convert 40 9/3 to a decimal number?

Some mixed numbers, such as 40 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 40 9/3 to a decimal number

  1. Multiply the whole number by the denominator: 40 × 3 = 120
  2. Add this result to the numerator: 120 + 9 = 129
  3. Divide the previous result by the denominator: 129 ÷ 3 = 43

So the mixed number 40 9 3 as a decimal is 43.

Please note that you can also express this result as a fraction by simplifying 129/3 = 43/1.