Q: What is the digital root of 210,100,221
A: 9
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:
What is the digital root of number 210,100,221?
Answer: 9
Number | 210,100,219 | 210,100,220 | 210,100,222 | 210,100,223 |
Digital Root | 7 | 8 | 1 | 2 |