GCF

Which list has all the factors of the number: 12

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

Which list has all the factors of the number: 50

• 2, 5, 10, 25, 50
• 1, 2, 5, 25, 50
• 1, 2, 5, 10,
• 1, 2, 5, 10, 25, 50

Find the GCF of the pair of numbers: 21 and 30

• 6
• 1
• 7
• 3

Find the GCF of the pair of numbers: 45 and 81

• 5
• 9
• 18
• 1

Find the GCF of the pair of numbers: 60 and 72

• 12
• 6
• 2
• 18

Find the GCF of the pair of numbers: 12 and 51

• 3
• 4
• 1
• 6

GCF of 24 and 48

• 3
• 6
• 12
• 24

GCF of 50 and 100

• 10
• 25
• 50
• 5

GCF of 14 and 28

• 2
• 7
• 14
• 8

GCF of 4 and 6

• 2
• 3
• 4
• 6