Saturday, December 25, 2010

Digital Root

The digital root function is to add all digit. If the result is greater than 9 then all the digit is added again until the result is a one-digit number.


Here is an example.

The number is 568

5+6+8 = 19 --> 1 + 9 = 10 --> 1 + 0 = 1

The digital root of 568 is 1.


The number is 75236

7+5+2+3+6 = 23 --> 2+3 = 5

The digital root of 75236 is 5

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