Q: What is the digital root of 87

 A: 6

Why is 6 the digital root of the number 87?

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 87?


Split the number up and add each digit together:


8 + 7 = 15

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

1 + 5 = 6

What is the digital root of number 87?

Answer: 6


More Examples

Number 85868889
Digital Root 4578

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