You find the sum of two numbers by adding the two together.
Example: The sum of 1 + 1 is 2
There are two solution: -3 and +2.
When you add a number to another number the result is their sum
Sum = Sum + first number Sum = Sum + second number Sum = Sum + third number Average = 1/3 x Sum
The number is 7.
10
addend
An addend
7
ADDITION
11,10
the sum of individual digits of a given integer number
The sum of any one number is itself.