Q: What is the digital root of 3,999,999

Why is 3 the digital root of the number 3,999,999?

The digital root of a number is calculated by splitting the digits of a number and then adding them together. You keep splitting and adding the digits until you reach a single positive number.

How do you calculate the digital root of 3,999,999?

Split the number up and add each digit together:

If the answer is more than one digit, you would add each digit of the answer together again:

The answer is more than one digit again, we need to add each digit one more time:

What is the digital root of number 3,999,999?

Answer: 3

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