The "sum" is the result of adding something together, and "digits" refers to the individual
numbers that make up 8421.
8421 has 4 digits. The digits in 8421 are 8, 4, 2, and 1.
When you are asking for the sum of the digits of 8421, you are basically asking what is
8 plus 4 plus 2 plus 1?
Therefore, the sum of the digits in 8421 is as follows:
8 + 4 + 2 + 1 = 15
Sum of digits in 8422
See if you can calculate the sum of the digits in the next number on our list before you go here.
|
|
