No.
what is 2+@
Never.
Yes. You know this is true because you learned a process-- an "algorithm"--for adding two numbers together, and if you start with two whole numbers, the result is also a whole number.
Not quite.When two prime numbers of 3 and higher are added together, the result is always even, because all such prime numbers are odd numbers, and when two odd numbers are added together, the result is always an even number.However 2 is a prime number, and 2 is also an even number. Adding 2 (an even number) to a different prime number (an odd number) will always yield an odd number.Only if you don't include "2".
As long as one of the numbers isn't 2, adding any two prime numbers results in an even number. Why? 1.) Adding any two odd numbers gives an even number, 2.) adding an odd and an even gives an odd, and 3.) all primes are odd, except for 2.
Only if the fraction is improper (greater than one).
what is 2+@
No - adding an odd quantity of odd numbers will always result in an odd number.
There is no limitation. If you have two odd numbers, you can ALWAYS add them.
No
Adding two numbers can never yield an odd number - since all odd numbers are divisible by 1 - and adding 1 to 1 always yields 2 !
That is not possible; adding two even numbers always gives an even number
Yes, when adding two odd numbers together the sum will always be an even number.
Adding two negative numbers will always be negative. Subtracting two negative numbers may be positive or negative. Dividing or multiplying two negative numbers will always be positive.No
No.
Never.
Adding consecutive pairs of numbers will always turn out to be an odd number. It would have to be consecutive odd numbers: 45 and 47.