How to convert 18 2/1 to a decimal number?

Some mixed numbers, such as 18 2/1, 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 18 2/1 to a decimal number

  1. Multiply the whole number by the denominator: 18 × 1 = 18
  2. Add this result to the numerator: 18 + 2 = 20
  3. Divide the previous result by the denominator: 20 ÷ 1 = 20

So the mixed number 18 2 1 as a decimal is 20.

Please note that you can also express this result as a fraction: 20/1.