How to convert 21 10/7 to a decimal number?

Some mixed numbers, such as 21 10/7, 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 21 10/7 to a decimal number

  1. Multiply the whole number by the denominator: 21 × 7 = 147
  2. Add this result to the numerator: 147 + 10 = 157
  3. Divide the previous result by the denominator: 157 ÷ 7 = 22.428571428571

So the mixed number 21 10 7 as a decimal is 22.428571428571.

Please note that you can also express this result as a fraction: 157/7.