How to convert 40 4/2 to a decimal number?

Some mixed numbers, such as 40 4/2, 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 4/2 to a decimal number

  1. Multiply the whole number by the denominator: 40 × 2 = 80
  2. Add this result to the numerator: 80 + 4 = 84
  3. Divide the previous result by the denominator: 84 ÷ 2 = 42

So the mixed number 40 4 2 as a decimal is 42.

Please note that you can also express this result as a fraction by simplifying 84/2 = 42/1.