5th Prime and Composite Review

Front

What are prime numbers?

Back

Prime numbers are natural numbers greater than 1 that have no positive divisors other than 1 and themselves.

Front

What are composite numbers?

Back

Composite numbers are natural numbers greater than 1 that have more than two positive divisors.

Front

List the first five prime numbers.

Back

2, 3, 5, 7, 11.

Front

List the first five composite numbers.

Back

4, 6, 8, 9, 10.

Front

What is the definition of a factor?

Back

A factor is a number that divides another number without leaving a remainder.

Front

How do you determine if a number is prime?

Back

To determine if a number is prime, check if it has exactly two distinct positive divisors: 1 and itself.

Front

What is the difference between prime and composite numbers?

Back

The difference is that prime numbers have exactly two distinct positive divisors, while composite numbers have more than two.

Front

What is a multiple?

Back

A multiple of a number is the product of that number and an integer.

Front

What is the eighth multiple of 7?

Back

The eighth multiple of 7 is 56.

Front

Identify a prime number between 30 and 40.

Back

The prime number between 30 and 40 is 37.