Topic 2 Review

What number fills in the blank?
24 + ____ = 24

• 24
• 2
• 0

Find the GCF of 10 and 12.

• 5

• 2

• 3

• 6

What does GCF stand for?

• Greatest Caramel Fudge

• Greenest Common Factor

• Greatest Common Factor

• Greatest Common Factoids

Is 5 prime or composite? 

• Prime
• Composite

A prime number

• has one factor
• has more than 2 factors
• has 100 factors
• has exactly 2 factors: 1 and the number

What are the prime factors of 30? 

• 3, 2, 5 
• 1, 2, 3, 5, 6, 15, 30
• 3, 30
• 10, 3

What is NOT one of the steps to finding the GCF of two numbers?

• Make a factor tree of the two numbers.

• Write the prime factorization of each number.

• Multiply the 2 numbers together.

• Circle the common factors.

This image is an example of a(n)

• exponent

• factor tree

• green dot

• PEMDAS

Which is the correct prime factorization of 30?

• 1 • 30

• 2 • 15

• 6 • 5

• 2 • 3 • 5

Which expression(s) show the Distributive Property?

• 2(4 + 5) = 8 + 10

• 2(4 + 5) = 2(4) + 2(5)

• 2(4 + 5) = (2 + 4) + (2 + 5)

• 2(4 + 5) = 6 + 7