Factor Trees 9/13

What is the missing factor?

• 1

• 2

• 5

• 8

Tags

CCSS.4.OA.B.4

What are the missing factors?

• 2 and 3

• 3 and 6

• 3 and 3

• 1 and 9

Tags

CCSS.6.NS.B.4

What is the missing factor?

• 3

• 5

• 6

• 7

Tags

CCSS.4.OA.B.4

Prime numbers have:

• Exactly 2 factors
• 2 pairs of factors
• More than 2 factors
• 1 factor

Tags

CCSS.4.OA.B.4

What are the factors of 25?

• 1, 2, 3, 5, 10, 15, 25
• 1, 5,  25
• 1, 25
• 1, 5

Tags

CCSS.4.OA.B.4

The only factors that prime numbers have are:

• 0 and 1
• 0 and itself
• 1 and itself
• 1

Tags

CCSS.4.OA.B.4

Which number is NOT a factor of 10?

• 1
• 2
• 3
• 5

Tags

CCSS.4.OA.B.4

1 is neither prime nor composite

• True

• False

Tags

CCSS.4.OA.B.4

0 is neither prime nor composite

• True

• False

Tags

CCSS.4.OA.B.4

Use a number tree to find the prime factorization of 72

• 2x2x2x3x3
• 4x3x3x2
• 4x2x2x2x2