Factor Practice

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

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

Which number is a factor of 10?

• 3
• 4
• 5
• 8

Tags

CCSS.4.OA.B.4

Which number is a factor of 18?

• 4
• 7
• 6
• 12

Tags

CCSS.4.OA.B.4

Which number is a factor of 21?

• 8
• 9
• 6
• 3

Tags

CCSS.4.OA.B.4

Which number is a factor of 24?

• 9
• 7
• 11
• 12

Tags

CCSS.4.OA.B.4

Is  2 a factor of 6?

• Yes
• No

Tags

CCSS.4.OA.B.4

Is 8 a factor of 32?

• Yes
• No

Tags

CCSS.4.OA.B.4

Is 7 a factor of 29?

• Yes
• No

Tags

CCSS.4.OA.B.4

What are the factors of 9?

• 9,18,27,36
• 1,2,9
• 1,3,9
• 0,1,3,9

Tags

CCSS.4.OA.B.4