Q: What is the digital root of 306,421,402
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 306,421,402?
Answer: 4
Number | 306,421,400 | 306,421,401 | 306,421,403 | 306,421,404 |
Digital Root | 2 | 3 | 5 | 6 |