5.NS.2

Front

What is a multiple of a number?

Back

A multiple of a number is the product of that number and an integer. For example, multiples of 4 include 4, 8, 12, 16, etc.

Front

What is a prime number?

Back

A prime number is a natural number greater than 1 that has no positive divisors other than 1 and itself. Examples include 2, 3, 5, 7, and 11.

Front

What is a composite number?

Back

A composite number is a natural number greater than 1 that is not prime, meaning it has more than two positive divisors. Examples include 4, 6, 8, and 9.

Front

What is the prime factorization of a number?

Back

The prime factorization of a number is expressing that number as a product of its prime factors. For example, the prime factorization of 12 is 2 x 2 x 3.

Front

What is the prime factorization of 88?

Back

The prime factorization of 88 is 2 x 2 x 22.

Front

What is the prime factorization of 96?

Back

The prime factorization of 96 is 2 x 2 x 24.

Front

What is an even number?

Back

An even number is any integer that is exactly divisible by 2. Examples include -4, -2, 0, 2, 4, etc.

Front

What is an odd number?

Back

An odd number is an integer that is not divisible by 2. Examples include -3, -1, 1, 3, 5, etc.

Front

How can you identify a prime number?

Back

To identify a prime number, check if it has only two distinct positive divisors: 1 and itself.

Front

What is the difference between prime and composite numbers?

Back

Prime numbers have exactly two distinct positive divisors, while composite numbers have more than two.