LCM & GCF Level 1 Mastery Quiz

What is the least common multiple (LCM) of 2 and 3?

• 6
• 8
• 20
• 10

Tags

CCSS.6.NS.B.4

What is the least common multiple (LCM) of 4 and 10?

• 4
• 40
• 15
• 20

Tags

CCSS.6.NS.B.4

Find the Greatest Common Factor (GCF) of 14 & 22.

• 1

• 2

• 7

• 14

Tags

CCSS.6.NS.B.4

GCF of 12 and 18

• 3
• 4
• 6
• 2

Tags

CCSS.6.NS.B.4

What are numbers you multiply together to get a product called?

• multiples

• factors

• prime numbers

• common

Which of the following lists shows the first 5 multiples of 4?

• 1, 2, 4

• 2, 4, 6, 8, 10

• 4, 8, 12, 16, 20

• 8, 12, 16, 20, 24

To find the GCF of two numbers you, ____________________.

• List the multiples and find the largest common number.

• List the multiples and find the smallest common number.

• List the factors and find the largest common number.

• List the factors and find the smallest common number.