How to convert 10 1/2 to a decimal number?

Some mixed numbers, such as 10 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 10 1/2 to a decimal number

  1. Multiply the whole number by the denominator: 10 × 2 = 20
  2. Add this result to the numerator: 20 + 1 = 21
  3. Divide the previous result by the denominator: 21 ÷ 2 = 10.5

So the mixed number 10 1 2 as a decimal is 10.5.

Please note that you can also express this result as a fraction: 21/2.