Prime Factorization

Front

What is the missing factor? Options: 1, 2, 5, 8

Back

5

Tags

CCSS.4.OA.B.4

Front

What are the missing factors? Options: 2 and 3, 3 and 6, 3 and 3, 1 and 9

Back

3 and 3

Tags

CCSS.4.OA.B.4

Front

What is the missing factor? Options: 3, 5, 6, 7

Back

7

Tags

CCSS.4.OA.B.4

Front

What are the factors of 25?

Back

1, 5,  25

Tags

CCSS.4.OA.B.4

Front

What are the factors of 24?

Back

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

Tags

CCSS.4.OA.B.4

Front

Use a factor tree to find prime factorization of 24.

Back

2 x 3 x 2 x 2

Front

Which of the following numbers is prime?

15

,

18

,

19

,

21

Back

19

Tags

CCSS.4.OA.B.4

Front

Prime factorisation of 168 using a factor tree

Back

Front

Find the prime factorization of 18

Back

2 • 3²

Front

Find the prime factorization of 60

Back

2² • 3 • 5