HCF AND LCM

Find the HCF of 12 and 16...

• 2

• 4

• 6

• 8

Tags

CCSS.6.NS.B.4

Find the LCM of 12 and 16...

• 48

• 36

• 64

• 96

Tags

CCSS.6.NS.B.4

Find the LCM of 6 and 8...

• 12

• 16

• 24

• 36

Tags

CCSS.6.NS.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)

write 140 as th product of its prime factors

• 2x2x5x7

• 2x2x2x2

• 3x2x3x5

• 7x9x5x2

Which is a factor of 15?

• 2
• 3
• 4
• 6

HCF OF SMALLEST COMPOSITE NUMBER AND SMALLEST PRIME NUMBER IS

• 1

• 2

• 4

• None

what are the first 5 prime numbers in ascending order?

• 2,3,4,5,11

• 1,2,3,5,11

• 2,3,5,7,11

• 2,3,11,7,5

Which of the following numbers is not composite?

• 24

• 40

• 66

• 61

Tags

CCSS.4.OA.B.4