Playing With Numbers (Factors & Multiples)

Write all the factors of 12

• 1,2,3,4,6 and 12

• 1,2,3,4 and 6

• 12,24,36,48 and 60

• 1,2,3,4,6,12 and 24

Which number is a factor of 10

• 3
• 4
• 5
• 8

Tags

CCSS.4.OA.B.4

Which is a NOT a factor of 9?

• 0
• 1
• 3
• 9

Tags

CCSS.4.OA.B.4

A prime number is...

• a number that has only one factor.
• a number that has at least two factors.
• a number that has more than two factors.
• a number that has only two factors.
  (1 and itself)

Tags

CCSS.4.OA.B.4

Which number is NOT prime?

• 3
• 7
• 17
• 21

Tags

CCSS.4.OA.B.4

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

• 7
• 14
• 22
• 28

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3

What is the greatest multiple of 6 that is less than 50?

• 42

• 44

• 46

• 48

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

List the first 5 multiples of 8

• 1, 2, 4, 8
• 8, 16, 25, 32, 40
• 8, 16, 24, 32, 40
• 8, 16, 24, 31, 40

Tags

CCSS.3.OA.C.7

CCSS.3.OA.D.9

Which is true about ALL prime numbers.

• They are all even.
• They are all odd.
• They have exactly two factors.
• They do not have any factors.

Tags

CCSS.4.OA.B.4