Factors and Multiples and Prime and Composite

When we skip count, we are listing .....

• factors
• divisors 
• addition 
• multiples

List the first 5 MULTIPLES of 3

• 3, 6 10, 15, 20
• 1, 3, 2, 6, 4
• 3, 6, 9, 12, 15
• 6, 9, 12, 15, 18

Which is NOT a MULTIPLE of 6?

• 12
• 42
• 18
• 35

Tags

CCSS.4.OA.B.4

Which number is a multiple of 9?

• 18
• 3
• 26
• 32

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

Which is a FACTOR of 15?

• 2
• 3
• 4
• 6

Tags

CCSS.4.OA.B.4

Which number is a FACTOR of 16

• 7
• 6
• 9
• 4

Tags

CCSS.4.OA.B.4

Which is a NOT a FACTOR of 12?

• 1
• 3
• 5
• 12

Tags

CCSS.4.OA.B.4

Which is a COMMON FACTOR between 12 and 18?

• 4
• 3
• 9
• 5

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