The "sum" is the result of adding something together, and "digits" refers to the individual
numbers that make up 3131.
3131 has 4 digits. The digits in 3131 are 3, 1, 3, and 1.
When you are asking for the sum of the digits of 3131, you are basically asking what is
3 plus 1 plus 3 plus 1?
Therefore, the sum of the digits in 3131 is as follows:
3 + 1 + 3 + 1 = 8
Sum of digits in 3132
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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