How to convert 31 2/10 to a decimal number?

Some mixed numbers, such as 31 2/10, 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 2/10 to a decimal number

  1. Multiply the whole number by the denominator: 31 × 10 = 310
  2. Add this result to the numerator: 310 + 2 = 312
  3. Divide the previous result by the denominator: 312 ÷ 10 = 31.2

So the mixed number 31 2 10 as a decimal is 31.2.

Please note that you can also express this result as a fraction by simplifying 312/10 = 156/5.