How to convert 99 9/10 to a decimal number?

Some mixed numbers, such as 99 9/10, 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 99 9/10 to a decimal number

  1. Multiply the whole number by the denominator: 99 × 10 = 990
  2. Add this result to the numerator: 990 + 9 = 999
  3. Divide the previous result by the denominator: 999 ÷ 10 = 99.9

So the mixed number 99 9 10 as a decimal is 99.9.

Please note that you can also express this result as a fraction: 999/10.