Prime and Composite Numbers

Front

Is 100 a prime or composite number?

Back

Composite

Front

Which number below is NOT prime? 2, 11, 13, 18

Back

18

Front

7 is a ________ number.

Back

prime

Front

Is 3 a factor of 12?

Back

yes

Front

Which list is only composite numbers? 1, 3, 4, 2, 4, 6, 4, 6, 8, 5, 6, 8

Back

4, 6, 8

Front

What is a prime number?

Back

A prime number is a number greater than 1 that has no positive divisors other than 1 and itself.

Front

What is a composite number?

Back

A composite number is a number greater than 1 that has more than two positive divisors.

Front

Is 1 a prime number?

Back

No, 1 is neither prime nor composite.

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