How to convert 81 1/2 to a decimal number?

Some mixed numbers, such as 81 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 81 1/2 to a decimal number

  1. Multiply the whole number by the denominator: 81 × 2 = 162
  2. Add this result to the numerator: 162 + 1 = 163
  3. Divide the previous result by the denominator: 163 ÷ 2 = 81.5

So the mixed number 81 1 2 as a decimal is 81.5.

Please note that you can also express this result as a fraction: 163/2.