Odd and Even (3.4I)

Front

What is an odd number?

Back

An odd number is an integer that is not divisible by 2, meaning it has a remainder of 1 when divided by 2.

Front

What is an even number?

Back

An even number is an integer that is divisible by 2, meaning it has no remainder when divided by 2.

Front

How can you determine if a number is odd or even?

Back

To determine if a number is odd or even, divide the number by 2. If the result is a whole number, it is even; if there is a remainder, it is odd.

Front

What is the sum of two odd numbers?

Back

The sum of two odd numbers is always even.

Front

What is the sum of two even numbers?

Back

The sum of two even numbers is always even.

Front

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

Back

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

Front

What is the product of two odd numbers?

Back

The product of two odd numbers is always odd.

Front

What is the product of two even numbers?

Back

The product of two even numbers is always even.

Front

What is the product of an odd number and an even number?

Back

The product of an odd number and an even number is always even.

Front

Can an even number be a prime number?

Back

Yes, the only even prime number is 2. All other even numbers are not prime because they are divisible by 2.