GCF/LCM

List all the factors of 12

• 1, 2, 3, 4, 6, 12
• 1, 2, 4, 12
• 1, 12
• 1, 2, 3, 4, 5, 6, 12

Tags

CCSS.4.OA.B.4

What are the factors of 25?

• 1, 2, 3, 5, 10, 15, 25
• 1, 5,  25
• 1, 25
• 1, 5

Tags

CCSS.4.OA.B.4

GCF of: 
14 and 20

• 7
• 28
• 2
• 6

LCM of: 
5 and 8

• 20
• 40
• 5
• 8

GCF of: 
15 and 25

• 14
• 40
• 5
• 10

LCM of:
10 and 5

• 5
• 10
• 15
• 50

GCF of: 
56 and 49

• 14
• 2
• 8
• 7

LCM of: 
8 and 6

• 16
• 24
• 48
• 14

GCF of: 
5 and 7

• 1
• 3
• 5
• 7

LCM of: 
6 and 9

• 3
• 12
• 24
• 36