How to convert 2 1/2 to a decimal number?

Some mixed numbers, such as 2 1/2, 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 2 1/2 to a decimal number

  1. Multiply the whole number by the denominator: 2 × 2 = 4
  2. Add this result to the numerator: 4 + 1 = 5
  3. Divide the previous result by the denominator: 5 ÷ 2 = 2.5

So the mixed number 2 1 2 as a decimal is 2.5.

Please note that you can also express this result as a fraction: 5/2.