Math Quiz

The Greatest Common Factor of 6 and 12 is?

• 12
• 4
• 6
• 1

Tags

CCSS.6.NS.B.4

____ is the GCF of 16 and 8.

• 2
• 4
• 12
• 8

Tags

CCSS.6.NS.B.4

The prime factors of 20 are:

• 4 * 5
• 2 * 2 * 5
• 10 * 2
• 20 * 1

What is the GCF of 20 and 40?

• 40
• 20
• 2
• 4

Tags

CCSS.6.NS.B.4

Which of the following is a prime number? 

• 12
• 16
• 7
• 10

The following numbers are all COMPOSITE numbers except?

• 12
• 13
• 14
• 15

Find the GCF of 100 and 50.

• 50
• 25
• 10
• 5

Tags

CCSS.6.NS.B.4

Which of the following are prime factors of 50?

• 10 * 5
• 2 * 5 * 5
• 25 * 2
• 10 * 3 * 2

The GCF of 5 and 30 is _______.

• 30
• 5
• 6
• 1

Tags

CCSS.6.NS.B.4

Which of the following is not a prime number?

• 2
• 3
• 4
• 5