Least Common Multiple and Gcf

Find the LCM of 5, 6, and 15

• 30

• 45

• 60

• 120

Identify the common factors of 8 and 12.

• 1,2,6

• 1,2,4

• 1,3,12

• 1,4,6

Find the GCF of 6 and 12

• 2

• 3

• 6

• 12

Find the GCF of 44 and 55

• 11

• 1

• 99

• 3

What is the greatest common factor (GCF) of 18 and 30? (Just type the number)

Mathematical Equivalence

ON

Give the GCF for 18 and 30

Mathematical Equivalence

ON

What is the greatest common factor of the numbers 30 and 25?

Mathematical Equivalence

ON

The Greatest Common Factor of 16 and 40 is ​ (a)  

• 8

• 4

• 5

• 2

• 16

• 32

• 3

• 11

Find the GCF of 28 and 42

• 2

• 7

• 14

• 4

Select all that apply.

5 is the GCF of which number(s)

• 35

• 15

• 20

• 42