Factors and GCF

GCF 24 and 36

• 8
• 6
• 12
• 4

Tags

CCSS.6.NS.B.4

GCF of 32 and 40

• 2
• 4
• 6
• 8

Tags

CCSS.6.NS.B.4

GCF of 16 and 18

• 4
• 2
• 6
• 8

Tags

CCSS.6.NS.B.4

What is the greatest factor of 28 and 49?

• 1
• 2
• 7
• 12

Tags

CCSS.7.EE.A.1

What is the GCF of 20 and 30?

• 5
• 2
• 10
• 20

Tags

CCSS.6.NS.B.4

A prime number

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

Tags

CCSS.4.OA.B.4

All of these are prime except

• 3
• 9
• 2
• 13

Tags

CCSS.4.OA.B.4

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

2 x 2 x 2 is the prime factorization of

• 6
• 12
• 22
• 8

Tags

CCSS.6.EE.A.1

What are the prime factors of 30? 

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