HCF & LCM

Which number is a factor of 10

• 3

• 4

• 5

• 8

Tags

CCSS.4.OA.B.4

Which number is a factor of 18

• 4
• 7
• 6
• 12

Tags

CCSS.4.OA.B.4

Which number is a factor of 21

• 8
• 9
• 6
• 3

Tags

CCSS.4.OA.B.4

Which number is a factor of 24

• 9
• 7
• 11
• 12

Tags

CCSS.4.OA.B.4

List the first 5 multiples of 3

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

Tags

CCSS.3.OA.C.7

CCSS.3.OA.D.9

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 one is a multiple of 4?

• 33
• 22
• 18
• 24

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.4.OA.B.4

What number is the only even prime number?

• 0
• 2
• 1
• 3

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.4.OA.C.5