Factors and Multiples

Factors and Multiples

by Omar Shishani

Multiple Select

Select all numbers that are the factors of 12

• 1

• 2

• 3

• 4

• 6

Multiple Choice

What are the factors of 25?

• 1, 2, 3, 5, 10, 15, 25
• 1, 5, 25

• 1, 25
• 1, 5

Multiple Choice

Identify ALL the factors of 20

• 1, 2, 4, 5, 10, 20

• 4, 5

• 1,2, 10, 20

• 2, 4, 5, 10

Multiple Choice

What is the greatest common factor of 14 and 10?

• 2

• 7

• 8

• 5

Fill in the Blanks

What is the greatest common factor of 12 and 20?

Fill in the Blanks

What is the greatest common factor of 16 and 24?

Multiple Choice

What is the greatest common factor of 35 and 47?

• 5

• 7

• 1

• 8

Fill in the Blanks

What is the greatest common factor of 15 and 30?

Multiple Choice

Find the LCM of 8 and 20

• 8

• 4

• 40

• 160

Multiple Choice

What is the Least Common Multiple of 4 and 14

• 28

• 42

• 56

• 24

Multiple Choice

What is the Least Common Multiple of 5 and 11?

• 45

• 66

• 25

• 55

Multiple Choice

What is the Least Common Multiple of 3 and 4?

• 12

• 24

• 36

• 48

Multiple Choice

What is the LCM of 15 and 10?

• 15

• 25

• 30

• 20

Multiple Choice

What is the LCM of 6 and 24? 

• 3
• 6
• 12
• 24

Multiple Choice

What is the LCM of 2, 4, 6?

• 6
• 12
• 4
• 2