Quiz#1 GCF

Find the GCF of 64 and 144

• 8
• 6
• 16
• 2

What is the GCF of 18 and 24?

• 3

• 6

• 8

• 9

What is the greatest factor of 28 and 49?

• 1
• 2
• 7
• 12

What is the GCF of 20 and 30?

• 5
• 2
• 10
• 20

GCF of 99 and 54

• 9
• 3
• 6
• 8

What is the GCF of 20, 44, and 88?

• 4
• 2
• 22
• 1

What is the GCF of 72, 96, and 84?

• 2
• 7
• 12
• 4

list the factors of 10

• 1,2,3,4,5,6,7,8,9,10
• 5,10,15,20,25,30
• 1,2,5,10
• 10,20,30,40,

what numbers are the factors of 9?

• 9,18,27,36
• 1,2,9
• 1,3,9
• 0,1,3,9

Which number is a factor of 23?

• 8
• 4
• 3
• 1