Lesson 7.1 Factors and Greatest Common Factors.

What is the greatest common factor of 10 and 25?

• 5
• 1
• 10
• ^₁

What is the greatest common factor of 4 and 8?

• 2
• 8
• 4
• 1

Which is a factor of 15?

• 2
• 3
• 4
• 6

Which of the choices is a factor of 10?

• 2
• 4
• 6
• 8

What is the greatest common factor of 8 and 10?

• 1
• 3
• 4
• 2

What is the greatest common factor of 4 and 16?

• 4
• 2
• 1
• 16

What is the greatest common factor of 16 and 24? 

• 6
• 2
• 4
• 8

What is the greatest common factor of 8 and 10?

• 1
• 3
• 4
• 2

What is the Greatest Common Factor of 12 and 48?

• 6

• 12

• 4

• 16

What is the Greatest Common Factor of 35 and 42?

• 5

• 14

• 7

• 3