You must add either two odd numbers or two even numbers.
Average the two middle numbers. Meaning add them together and divide by two, essentially finding the middle of the two middle numbers.
An Even number.
None. If you add two even numbers, you'll end up with another even number.
Multiply two odd numbers Add an even and an odd Subtract an odd and an even
The sum turns out even.
Always. even + even = even odd + odd = even even + odd = odd odd + even = odd To summarise, if you add like numbers you get even, otherwise you get odd.
You must add either two odd numbers or two even numbers.
Average the two middle numbers. Meaning add them together and divide by two, essentially finding the middle of the two middle numbers.
When the median has two numbers, you add the two together and divide by 2 . The median doesn't really have 'two numbers'; you are talking about finding the median of a set of numbers that contains an even number of numbers. The median is half-way between the two.
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.
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 of course
even