GCF, LCM, Distributive Property

List the factors of 12.

• 1, 2, 3, 4, 6, 12

• 12, 24, 36, 48, 60...

• 1, 12, 24, 4, 6

Tags

CCSS.4.OA.B.4

List the first 5 multiples of 20

• 1, 2, 4, 5, 10

• 1, 20, 2, 10, 4, 5

• 20, 40, 60, 80, 100

• 20, 25, 30, 35, 40

Tags

CCSS.3.NBT.A.3

What is the GCF of 30 and 18

• 3

• 2

• 6

• 9

Tags

CCSS.6.NS.B.4

What is the LCM of 7 and 4?

• 14

• 28

• 16

• 8

Tags

CCSS.6.NS.B.4

8(3 + 4) =

• 24 + 32
• 11 + 12
• 123 + 124
• 5 + 4

Tags

CCSS.3.OA.A.1

CCSS.3.OA.B.5

CCSS.3.OA.C.7

12(3 + 4) =

• 36 + 48
• 15 + 16
• 123 + 124
• 0.84

Tags

CCSS.3.OA.A.1

CCSS.3.OA.B.5

CCSS.3.OA.C.7

Which expression is equivalent to 36 + 42 ? 
Using the Greatest Common Factor (GCF)?

• 2(18 + 21)
• 3(12 + 14)
• 6(6 + 42)
• 6(6 + 7) 

Tags

CCSS.6.EE.A.3

CCSS.6.EE.A.4

CCSS.6.NS.B.4

A farmer is planting a corn crop. He has wants to plant 36 corn stalks. Which combination of rows and columns would not work?

• 6 rows of 6 corn stalks

• 2 rows of 12 corn stalks

• 4 rows of 9 corn stalks

• 1 row of 36 corn stalks

Tags

CCSS.6.NS.B.4

CCSS.6.RP.A.3

What is the LCM of 8 and 6

• 36
• 48
• 24
• 12

Tags

CCSS.6.NS.B.4

Prime numbers have:

• Exactly 2 factors
• 2 pairs of factors
• More than 2 factors
• 1 factor