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The sum of an odd and even number is always odd because there's always one left over. Think of any odd number as being any even number plus one. If you add two even numbers, the answer is always even. If you add an even and an odd (plus one), the answer is always odd.

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Q: Why is the sum of an odd or even number odd or even?
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Related questions

Is the sum of an odd number and an even number always even?

No. Sum of odd + odd = even Sum of odd + even = odd Sum of even + even = even


What is the sum of two odd and even numbers?

The sum of two odd numbers or two even numbers is an even number. The sum of an odd number and an even number is an odd number.


What is the sum of a odd number and a even number?

The sum of an odd number and an even number is an odd number.


What happens when you add an odd number and an odd number?

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.


Is the sum of an odd number and an even number odd or even?

Odd


Can 5 odd numbers that if you add them make 32?

37


Can you add an even and an odd number where the sum of the numbers will be even?

No. No matter what you use, the sum of an odd number and an even number will always be odd.


Is the sum of two odd numbers is always odd?

The sum of two odd numbers is always even.


What is The sum of one odd and one even number?

The sum of one odd number and one even number is another odd number.


Can the sum of 1 odd number and 1 even number be even?

No. The sum of 1 odd number and 1 even number must always be odd.


When you add an odd number and odd number what kind of number is sum?

The sum of two odd numbers is an even number.


Why is the sum of three odd numbers always odd?

Because the sum of two odd numbers is always even and the sum of that even number plus another odd number is always odd.