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Because they are both multiples of two, so when they're added, the sum must be
another multiple of two.
(One group of twos plus another group of twos must be a new group of twos, just
like one group of cows plus another group of cows must be a new group of cows.)
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What does odd plus even equal?
An odd number plus an even number will always be an odd number.
What is an even number plus an even number equal to?
An even number.
When does the sum odd number plus even number equal even number?
In normal arithmetic, never.
Does a odd number plus a odd number always equal a even number?
Yes.
What does odd plus odd always equal?
An even number
Why is a even number plus an even number equal to an even number?
You can simply take the lowest even numbers and subtract it i.e. 4-2=2
Does a neg number plus a neg number equal a positive number?
No it will not.A negative number plus a negative number will be a number further from zero - even more negative!
Can a negative number plus a negative number equal a positive?
No. It can only become even more negative.
What is an even plus an even equal to?
Even
When odd number plus an even number is equal even numbers?
Any odd number can be written as an even number plus one. Any even number plus any other even number makes an even number. Add one makes an odd number. So an odd number plus an even number is always an odd number. Algebraically, any odd number can be written as 2a+ 1 where a is a whole number. Any even number can be written as 2b, where b is a whole number. Add them together, the sum is 2(a + b) + 1, which is odd.
Is an even number plus an even number always even?
Yes, an even number plus an even number is always even. Also, and odd number plus an odd number is always even.
Why does an odd number times an even number equal an even number?
All multiples of even numbers will equal an even number.
