How to convert 78 9/5 to a decimal number?

Some mixed numbers, such as 78 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 78 9/5 to a decimal number

  1. Multiply the whole number by the denominator: 78 × 5 = 390
  2. Add this result to the numerator: 390 + 9 = 399
  3. Divide the previous result by the denominator: 399 ÷ 5 = 79.8

So the mixed number 78 9 5 as a decimal is 79.8.

Please note that you can also express this result as a fraction: 399/5.