The "sum" is the result of adding something together, and "digits" refers to the individual
numbers that make up 1709.
1709 has 4 digits. The digits in 1709 are 1, 7, 0, and 9.
When you are asking for the sum of the digits of 1709, you are basically asking what is
1 plus 7 plus 0 plus 9?
Therefore, the sum of the digits in 1709 is as follows:
1 + 7 + 0 + 9 = 17
Sum of digits in 1710
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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