Final Review: Prime Factorization

What is a Prime Number?

• A number that has more than two factors

• An Odd Number

• A number that only has two factors; one and itself.

• An online store with free shipping

Tags

CCSS.4.OA.B.4

What is a factor?

• Two numbers that create a quotient.

• Two numbers that create a product.

• Two numbers that create a sum.

• Two numbers that create a difference.

Tags

CCSS.4.OA.B.4

What is the expanded form and standard form for 3⁴?

• 3 + 3 + 3 + 3; 12

• 3 x 3 x 3 x 3; 27

• 4 x 4 x 4; 64

• 3 x 3 x 3 x 3 ; 81

Tags

CCSS.6.EE.A.1

Use a factor tree to find the prime factorization of 32

• 2x2x2x4

• 2x2x2x2x2

• 4x4x2

• 2x2x2x2x1

Use a factor tree to find the prime factorization of 60

• 5x3x2x2

• 7x6x5

• 5x3x3x2

• 7x5x4

Tags

CCSS.4.OA.B.4

Use a factor tree to find the prime factorization of 105

• 7x5x3

• 11x5x3

• 7x5x2x1

• 7x5x3x2

What is the Prime Factorization of 144?

• 2⁴ x 3²

• 2² x 3⁴

• 2⁴ x 3⁴

• 2² x 3 x 3²

Find the missing factor for 112.

2⁴ x _____

• 5

• 11

• 7

• 3

Tags

CCSS.5.NBT.B.7

A composite number ...

• has more than 2 factors.
• has one factor.
• has at least 10 factors.
• is always a really big number.

Tags

CCSS.4.OA.B.4

A prime number...

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

Tags

CCSS.4.OA.B.4