How to convert 31 1/2 to a decimal number?

Some mixed numbers, such as 31 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 31 1/2 to a decimal number

  1. Multiply the whole number by the denominator: 31 × 2 = 62
  2. Add this result to the numerator: 62 + 1 = 63
  3. Divide the previous result by the denominator: 63 ÷ 2 = 31.5

So the mixed number 31 1 2 as a decimal is 31.5.

Please note that you can also express this result as a fraction: 63/2.