GCF and Factoring

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

GCF of 28 and 40

• 2
• 4
• 7
• 8

Tags

CCSS.6.NS.B.4

GCF of 42 and 72

• 8

• 3

• 2

• 6

• Not Given

Tags

CCSS.6.NS.B.4

What is the most ACCURATE definition of the greatest common factor (GCF)?

• A really great sandwich with bacon and pickles

• Highest number that divides exactly into two or more numbers

• A number that divides exactly into another number

• A number into which two numbers can divide exactly

4 is a factor of BOTH of the numbers in which set below? (Hint: Which set of numbers can both be divided by 4?)

• 24 & 30

• 16 & 24

• 20 & 27

• 2 & 8

Tags

CCSS.4.OA.B.4

What is the GCF of x⁴ and x³?

• x

• x³

• x⁴

• x⁷

What is the GCF of 3a²b⁵ and 5a³b³?

• 1a²b³

• 1a²b⁵

• 1a³b³

• 1a³b⁵

What is the GCF of 10a²b³ and 20a²b²?

• 20a²b³
• 10a²b³
• 20ab²
• 10a²b²

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Shannon is making identical balloon arrangements for a party. She has 32 maroon balloons, 24 white

balloons, and 16 orange balloons. She wants each arrangement to have the same number of each

color. What is the greatest number of arrangements that she can make if every balloon is used? (Hint: What's the GCF?)

• 6

• 2

• 4

• 8

Factor completely.
k² -2k - 24

• (k+4)(k-6)
• (k+4)(k+6)
• (k+6)(k-1)
• (k-4)(k+6)

Tags

CCSS.HSA.REI.B.4

CCSS.HSA.SSE.A.2