FACTORS REVIEW

Which of the following answer choices show ALL the correct factors for the number:

2

• 2, 4, 6, 8

• 20, 40, 60 , 80

• 2

• 1, 2

Tags

CCSS.4.OA.B.4

Which of the following answer choices show ALL the correct factors for the number:

28

• 2, 4, 7

• 1, 2, 4, 7, 14, 28

• 2, 4, 7, 28

• 1, 28

Tags

CCSS.4.OA.B.4

Which numbers below are prime numbers?

• 1, 2, 3, 4, 5, 6

• 2, 4, 6, 8, 10, 12

• 2, 3, 5, 7, 11

• 1, 3, 5, 7, 9, 10

Which numbers below are all composite numbers?

• 1, 2, 3, 4, 5

• 3, 6, 9, 10, 11

• 4, 6, 8, 10, 12

• 5, 10, 15, 20, 25

Which list shows all the factors of 15?

• 1, 7, 8, 15

• 1, 15

• 1, 3, 5, 15

• 3, 5, 15

All even numbers have which number as a factor?

• 3
• 4
• 2
• 5

Tags

CCSS.4.OA.B.4

What number is represented by the prime factorization: 2³ x 3² x 7 ?

• 252

• 336

• 378

• 504

Tags

CCSS.6.EE.A.1

What is the HCF of 72, 180, and 540?

• 36

• 4

• 18

• 72

What is the prime factorization of 800?

• 2⁵ x 5²

• 20 x 40

• 2³ x 3 x 5

• 2⁴ x 3² x 5

Tags

CCSS.6.EE.A.1

What is the HCF of 24 and 30?

• 2

• 12

• 6

• 3