Factors- Group

Which set of numbers show all the factors for 15?

• 7, 8
• 1, 15
• 1, 3, 5, 15
• 3, 5, 15

Tags

CCSS.4.OA.B.4

Which choice lists all the factors for the number 24?

• 2, 3, 4, 6, 8, 12, 24
• 2, 3, 4, 6, 8, 12, 24, 36
• 1, 2, 3, 4, 6, 8, 12, 24
• 1, 2, 4, 5, 6, 8, 12 ,24

Tags

CCSS.4.OA.B.4

Factor of 40

• 1,2,4,5,8,12,14,40
• 1,2,3,4,5,8,10
• 1,2,4,5,8,10,20,40
• 1,2,4,5,6,7,8,9,10

Tags

CCSS.4.OA.B.4

Which answer choice lists all the factors for 27?

• 3, 9
• 1, 3, 9, 27
• 1, 3, 6, 9, 12, 27
• 1, 3, 6, 9, 18, 27

Tags

CCSS.4.OA.B.4

Is 27 a prime number?

• Yes, because it has more than one factor pair.
• Yes, because it has only one factor pair
• No, because it has more than one factor pair.
• No, because it has only one factor pair.

Tags

CCSS.4.OA.B.4