How to convert 20 10/8 to a decimal number?

Some mixed numbers, such as 20 10/8, 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 20 10/8 to a decimal number

  1. Multiply the whole number by the denominator: 20 × 8 = 160
  2. Add this result to the numerator: 160 + 10 = 170
  3. Divide the previous result by the denominator: 170 ÷ 8 = 21.25

So the mixed number 20 10 8 as a decimal is 21.25.

Please note that you can also express this result as a fraction by simplifying 170/8 = 85/4.