Go Math Chapter 1 Lesson 1-5

Is 5 prime or composite? 

• Prime
• Composite

Which is the prime factorization of 12? 

• 2 x 6
• 2 + 2 + 2 + 2 + 2 + 2 
• 2 x 2 x 3
• 1 x 2 x 2 x 3

What is the prime factorization of 16? 

• 1 x 16
• 2 x 2 x 4
• 2 x 2 x 2 x 2
• 8 + 8

Tags

CCSS.4.OA.B.4

Use a number tree to find the prime factorization of 72

• 2x2x2x3x3
• 4x3x3x2
• 4x2x2x2x2

Use a number tree to find the prime factorization of 48

• 4x2x6
• 4x2x2x3
• 3x2x2x2x2
• 12x4

Use a number tree to find the prime factorization of 105

• 7x5x3
• 11x5x3
• 7x5x2x1
• 7x5x3x2

GCF of 10 and 12

• 5
• 2
• 3
• 6

Tags

CCSS.6.NS.B.4

GCF of 12 and 18

• 3
• 4
• 6
• 2

Tags

CCSS.6.NS.B.4

GCF of 4 and 6

• 2
• 3
• 4
• 6

Tags

CCSS.6.NS.B.4

GCF 24 and 36

• 8
• 6
• 12
• 4

Tags

CCSS.6.NS.B.4