How to convert 80 9/5 to a decimal number?

Some mixed numbers, such as 80 9/5, 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 80 9/5 to a decimal number

  1. Multiply the whole number by the denominator: 80 × 5 = 400
  2. Add this result to the numerator: 400 + 9 = 409
  3. Divide the previous result by the denominator: 409 ÷ 5 = 81.8

So the mixed number 80 9 5 as a decimal is 81.8.

Please note that you can also express this result as a fraction: 409/5.