The "sum" is the result of adding something together, and "digits" refers to the individual
numbers that make up 6820.
6820 has 4 digits. The digits in 6820 are 6, 8, 2, and 0.
When you are asking for the sum of the digits of 6820, you are basically asking what is
6 plus 8 plus 2 plus 0?
Therefore, the sum of the digits in 6820 is as follows:
6 + 8 + 2 + 0 = 16
Sum of digits in 6821
See if you can calculate the sum of the digits in the next number on our list before you go here.
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