Prime and Composite

Front

What is a prime number?

Back

a number with ONLY two factors

Tags

CCSS.4.OA.B.4

Front

Composite number

Back

A number with MORE THAN TWO factors

Tags

CCSS.4.OA.B.4

Front

Which list has only prime numbers? Options: 2, 3, 4, 5, 1, 5, 7, 9, 2, 3, 5, 7, 2, 4, 6, 8

Back

2, 3, 5, 7

Tags

CCSS.4.OA.B.4

Front

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

Back

4, 6, 8

Tags

CCSS.4.OA.B.4

Front

Which one is a composite number? Options: 37, 41, 21, 29

Back

21

Tags

CCSS.4.OA.B.4

Front

Which number below is NOT prime? Options: 3, 7, 9, 11

Back

9

Tags

CCSS.4.OA.B.4

Front

List all the factors for the number 24.

Back

1, 2, 3, 4, 6, 8, 12, 24

Tags

CCSS.4.OA.B.4

Front

Numbers that can be multiplied together to make a product.

Back

factors

Tags

CCSS.4.OA.B.4

Front

Joe has listed the first 4 multiples of 7 as: 7, 14, 22, 28. Which one is incorrect?

Back

22

Front

What are the factors of 51?

Back

1, 3, 17, 51

Tags

CCSS.4.OA.B.4