23 is odd. A sum of two even numbers never makes an odd number. Likewise, no sum of two odd numbers makes an odd number. 23 can only be made by adding an odd and an even number.
You must add either two odd numbers or two even numbers.
Because all even numbers have two as a factor.
The numbers 1, 2 or 3 are such numbers.
An Even number.
None. If you add two even numbers, you'll end up with another even number.
There cannot be two such numbers.
Multiply two odd numbers Add an even and an odd Subtract an odd and an even
even
The answer is also even Number.
even of course
no
Yes, when you add any two even numbers, the result is always an even number.