The "sum" is the result of adding something together, and "digits" refers to the individual
numbers that make up 7070.
7070 has 4 digits. The digits in 7070 are 7, 0, 7, and 0.
When you are asking for the sum of the digits of 7070, you are basically asking what is
7 plus 0 plus 7 plus 0?
Therefore, the sum of the digits in 7070 is as follows:
7 + 0 + 7 + 0 = 14
Sum of digits in 7071
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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