Q: What is the digital root of 656,635,666
A: 4
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.
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:
What is the digital root of number 656,635,666?
Answer: 4
Number | 656,635,664 | 656,635,665 | 656,635,667 | 656,635,668 |
Digital Root | 2 | 3 | 5 | 6 |