The "sum" is the result of adding something together, and "digits" refers to the individual
numbers that make up 3188.
3188 has 4 digits. The digits in 3188 are 3, 1, 8, and 8.
When you are asking for the sum of the digits of 3188, you are basically asking what is
3 plus 1 plus 8 plus 8?
Therefore, the sum of the digits in 3188 is as follows:
3 + 1 + 8 + 8 = 20
Sum of digits in 3189
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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