The "sum" is the result of adding something together, and "digits" refers to the individual
numbers that make up 2621.
2621 has 4 digits. The digits in 2621 are 2, 6, 2, and 1.
When you are asking for the sum of the digits of 2621, you are basically asking what is
2 plus 6 plus 2 plus 1?
Therefore, the sum of the digits in 2621 is as follows:
2 + 6 + 2 + 1 = 11
Sum of digits in 2622
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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