If a is even then there is an integer x such that a = 2x
If b is even then there is an integer y such that b = 2y
Then a+b = 2x+2y = 2(x+y) ie 2 is a factor of a+b, that is, a+b is even.
The sum of two odd numbers is always even.
Two odd numbers always sum to an even number. Always. Two even numbers always sum to an even number, and an odd number and an even number always sum to an odd number.
The sum of two even numbers is always an even number.
The sum of two even numbers is always an even number.
Because the sum of two odd numbers is always even and the sum of that even number plus another odd number is always odd.
The sum of two odd numbers is always an even number
No. No matter what you use, the sum of an odd number and an even number will always be odd.
Yes, when adding two odd numbers together the sum will always be an even number.
The sum of two even number is always even. So there are no such numbers.
The sum of two even numbers will always be another even number.
The sum of two odd numbers is always even; the sum of three odd numbers is always odd; the sum of four odd numbers is always even; the sum of five odd numbers is always odd; etc
No even numbers add up to 9. The sum of even numbers is always an even number.