How to convert 90 7/7 to a decimal number?

Some mixed numbers, such as 90 7/7, 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 90 7/7 to a decimal number

  1. Multiply the whole number by the denominator: 90 × 7 = 630
  2. Add this result to the numerator: 630 + 7 = 637
  3. Divide the previous result by the denominator: 637 ÷ 7 = 91

So the mixed number 90 7 7 as a decimal is 91.

Please note that you can also express this result as a fraction by simplifying 637/7 = 91/1.