GCF

What is the GCF of 18 and 24?

• 3

• 6

• 8

• 9

Find the GCF of 64 and 144

• 8
• 6
• 16
• 2

What is the greatest factor of 28 and 49?

• 1
• 2
• 7
• 12

Jane has 18 juice boxes, 24 bags of peanuts and 36 apples.  She wants to make snack bags with the same number of each thing in each bag.  What is the greatest number of snack bags Jane can make.

• 4
• 6
• 8
• 10

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

• 2
• 7
• 12
• 4

Factor

12x + 9

• 3(4x + 3)

• x(12+9)

• 3(4x - 3)

• not factorable

What is the GCF of the trinomial?

6x⁵y⁴ + 24x⁶y² - 36x³y³

• 6x³y²

• 6xy

• 12x²

• 4x²y²

What is the GCF of the trinomial?

3x² - 9x -120

• 9

• 2

• 6

• 3

Factor 15x³⁰ - 12x²¹

• 3x²¹(5x⁹ - 4)

• 3x²¹

• x³⁰(15 - 12x⁹)

• x²¹(15x⁹ - 12)

Factor out the GCF. What is left will be written in parenthesis.

7w³-14w

• 7w (w²-2)

• 7w (w²-2w)

• 7w (w-2)

• 7w (w+2)